<SEC-DOCUMENT>0000950123-11-066753.txt : 20110921
<SEC-HEADER>0000950123-11-066753.hdr.sgml : 20110921
<ACCEPTANCE-DATETIME>20110720104054
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ACCESSION NUMBER:		0000950123-11-066753
CONFORMED SUBMISSION TYPE:	CORRESP
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20110720

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			VICOR CORP
		CENTRAL INDEX KEY:			0000751978
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRONIC COMPONENTS, NEC [3679]
		IRS NUMBER:				042742817
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		CORRESP

	BUSINESS ADDRESS:	
		STREET 1:		25 FRONTAGE ROAD
		CITY:			ANDOVER
		STATE:			MA
		ZIP:			01810
		BUSINESS PHONE:		9784702900

	MAIL ADDRESS:	
		STREET 1:		25 FRONTAGE RD
		CITY:			ANDOVER
		STATE:			MA
		ZIP:			01810
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<TYPE>CORRESP
<SEQUENCE>1
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<DIV align="left" style="font-size: 10pt; margin-top: 6pt">July&nbsp;20, 2011
</DIV>

<DIV align="left" style="font-size: 10pt; margin-top: 6pt"><U><B>Via EDGAR </B></U>
</DIV>


<DIV align="left" style="font-size: 10pt; margin-top: 6pt">Mr.&nbsp;Kevin L. Vaughn<BR>
Accounting Branch Chief<BR>
Securities and Exchange Commission<BR>
Mail Stop 3030<BR>
100 F Street, N.E.<BR>
Washington, D.C. 20549-0306

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    <TD><DIV style="margin-left:15px; text-indent:-15px"><B>Re:</B></DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top"><B>Vicor Corporation</B></TD>
</TR>
<TR valign="bottom">
    <TD><DIV style="margin-left:15px; text-indent:-15px">&nbsp;</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top"><B>Form 10-K for the Year Ended December 31, 2010</B></TD>
</TR>
<TR valign="bottom">
    <TD><DIV style="margin-left:15px; text-indent:-15px">&nbsp;</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top"><B>Filed March 3, 2011</B></TD>
</TR>
<TR valign="bottom">
    <TD><DIV style="margin-left:15px; text-indent:-15px">&nbsp;</DIV></TD>
    <TD>&nbsp;</TD>
    <TD align="left" valign="top"><B>File No. 0-18277</B></TD>
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<DIV align="left" style="font-size: 10pt; margin-top: 6pt">Dear Mr.&nbsp;Vaughn:
</DIV>


<DIV align="left" style="font-size: 10pt; margin-top: 6pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This letter is submitted on behalf of Vicor Corporation (&#147;Vicor&#148; or &#147;the Company&#148;) in response
to comments of the staff of the Division of Corporation Finance (the &#147;Staff&#148;) of the Securities and
Exchange Commission (the &#147;Commission&#148;) with respect to the Company&#146;s Form 10-K for the year ended
December&nbsp;31, 2010, as set forth in the letter dated July&nbsp;12, 2011, from the Staff to Mr.&nbsp;James A.
Simms (the &#147;Comment Letter&#148;).
</DIV>

<DIV align="left" style="font-size: 10pt; margin-top: 6pt">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;For reference purposes, the text of the Comment Letter has been reproduced herein with
responses below each numbered comment.
</DIV>
<DIV align="left" style="font-size: 10pt; margin-top: 6pt"><U><B>Form&nbsp;10-K for the Year Ended December&nbsp;31, 2010</B></U>
</DIV>

<DIV align="left" style="font-size: 10pt; margin-top: 6pt"><U>Management&#146;s Discussion and Analysis of Financial Condition and Results of Operations, page
23</U>
</DIV>

<DIV align="left" style="font-size: 10pt; margin-top: 6pt"><U>Year ended December&nbsp;31, 2010 compared to Year ended December&nbsp;31, 2009, page 28</U>
</DIV>


<DIV style="margin-top: 6pt">
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<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="4%" style="background: transparent">&nbsp;</TD>
    <TD width="3%" nowrap align="left"><I>1.</I></TD>
    <TD width="1%">&nbsp;</TD>
    <TD><I>We note your disclosure of sales by segment and the segment information provided in
footnote 16 of the financial statements. In future filings please provide a discussion of
the profitability and cash needs of your segments or tell us why such discussion is
not required. Refer to Section&nbsp;501.06.a of the Financial Reporting Codification.</I></TD>
</TR>

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</DIV>

<DIV align="left" style="font-size: 10pt; margin-top: 6pt">Mr.&nbsp;Kevin L. Vaughn<BR>
Accounting Branch Chief<BR>
Securities and Exchange Commission<BR>
July&nbsp;20, 2011<BR>
Page 2 of 4

</DIV>
<DIV align="left" style="font-size: 10pt; margin-top: 6pt"><U>Response to Comment No.&nbsp;1</U>
</DIV>

<DIV align="left" style="font-size: 10pt; margin-top: 6pt">We agree with your comment. We will provide a discussion of the profitability and cash needs of
our segments in future Form 10-K filings, in accordance with Section&nbsp;501.06.a of the Financial
Reporting Codification.
</DIV>

<DIV align="left" style="font-size: 10pt; margin-top: 6pt"><U>Notes to Consolidated Financial Statements, page 42</U>
</DIV>

<DIV align="left" style="font-size: 10pt; margin-top: 6pt"><U>Note 2 &#151; Significant Accounting Policies, page 42</U>
</DIV>

<DIV align="left" style="font-size: 10pt; margin-top: 6pt"><U>Inventories, page 44</U>
</DIV>


<DIV style="margin-top: 6pt">
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<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="4%" style="background: transparent">&nbsp;</TD>
    <TD width="3%" nowrap align="left"><I>2.</I></TD>
    <TD width="1%">&nbsp;</TD>
    <TD><I>You have disclosed risks of additional production capacity on page 15. In future
filings please expand your accounting policy to address your treatment of fixed production
overheads. Refer to paragraphs 330-10-30-1 through 8 and 330-10-50-1 of the FASB
Accounting Standards Codification.</I></TD>
</TR>

</TABLE>
</DIV>
<DIV align="left" style="font-size: 10pt; margin-top: 6pt"><U>Response to Comment No.&nbsp;2</U>
</DIV>

<DIV align="left" style="font-size: 10pt; margin-top: 6pt">We agree with your comment. We will expand our accounting policy for Inventories in future filings
to include disclosure of our treatment of fixed production overheads, in accordance with paragraphs
330-10-30-1 through 8 and 330-10-50-1 of the FASB Accounting Standards Codification.
</DIV>

<DIV align="left" style="font-size: 10pt; margin-top: 6pt"><U>Note 15 &#151; Commitments and Contingencies, page 66</U>
</DIV>


<DIV style="margin-top: 6pt">
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<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="4%" style="background: transparent">&nbsp;</TD>
    <TD width="3%" nowrap align="left"><I>3.</I></TD>
    <TD width="1%">&nbsp;</TD>
    <TD><I>We note your disclosures related to your various outstanding litigation. To the extent
you have any loss contingencies for which you have not recorded accruals or for which
exposure to loss exists in excess of the amount accrued, please revise your disclosures to
include the disclosures required by paragraph 450-20-50-4 of the FASB Accounting
Standards Codification.</I></TD>
</TR>

</TABLE>
</DIV>

<DIV style="margin-top: 6pt">
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="1%" nowrap align="left">&nbsp;</TD>
    <TD width="1%">&nbsp;</TD>
    <TD><U>Response to Comment No.&nbsp;3</U></TD>
</TR>

</TABLE>
</DIV>
<DIV align="left" style="font-size: 10pt; margin-top: 6pt">We believe we have complied with the disclosures required by paragraphs 450-20-50-1 through 4 of
the FASB Accounting Standards Codification for the various outstanding litigation in our Form 10-K
for the year ended December&nbsp;31, 2010. In particular, in the matter of the litigation filed by
SynQor, Inc. (&#147;SynQor&#148;) against the Company, please note we disclosed in Note 15 the amount of any
compensatory and enhanced damages, interest, costs and attorney fees sought by SynQor is
unspecified. For certain other incidental litigation and claims outstanding, implied in
</DIV>



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<DIV align="left" style="font-size: 10pt; margin-top: 6pt">Mr.&nbsp;Kevin L. Vaughn<BR>
Accounting Branch Chief<BR>
Securities and Exchange Commission<BR>
July&nbsp;20, 2011<BR>
Page 3 of 4

</DIV>
<DIV align="left" style="font-size: 10pt; margin-top: 6pt">the last paragraph of Note 15 on page 68, management has assessed these to be immaterial,
individually and in the aggregate, and the likelihood of loss, if any, is remote, and, therefore,
any additional disclosure is not required. We will continue to update the status of these matters
in future filings as the facts and circumstances warrant and / or if the requirements for
disclosure are met in accordance with 450-20-50-1 through 4 of the FASB Accounting Standards
Codification.
</DIV>

<DIV align="left" style="font-size: 10pt; margin-top: 6pt"><U>Evaluation of disclosure controls and procedures, page 71</U>
</DIV>


<DIV style="margin-top: 6pt">
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<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="4%" style="background: transparent">&nbsp;</TD>
    <TD width="3%" nowrap align="left"><I>4.</I></TD>
    <TD width="1%">&nbsp;</TD>
    <TD><I>You state that your disclosure controls and procedures are reasonably effective. In
future filings, please revise your conclusion to state, if true, that your disclosure controls and
procedures are effective at the reasonable assurance level. Refer to SEC Release Number</I>
<I>33-8238, Section&nbsp;II.F.4.</I></TD>
</TR>

</TABLE>
</DIV>
<DIV align="left" style="font-size: 10pt; margin-top: 6pt"><U>Response to Comment No.&nbsp;4</U>
</DIV>

<DIV align="left" style="font-size: 10pt; margin-top: 6pt">We agree with your comment. We will revise the wording in future filings to state that our
disclosure controls and procedures, if true, are effective at the reasonable assurance level in
accordance with SEC Release Number 33-8238, Section&nbsp;II.F.4.
</DIV>


<DIV style="margin-top: 6pt">
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="4%" style="background: transparent">&nbsp;</TD>
    <TD width="3%" nowrap align="left"><I>5.</I></TD>
    <TD width="1%">&nbsp;</TD>
    <TD><I>We note your disclosure regarding your officers&#146; conclusions about the effectiveness of
the Company&#146;s disclosure controls and procedures. We note that the language that
appears after your conclusion differs from the definition of disclosure controls and
procedures as set forth in Rule&nbsp;13a-</I><I>15(e)</I><I> of the Exchange Act. While you are not
required to include the definition of disclosure controls and procedures, when you do, all
of the language must be consistent with the language that appears in the
two-sentence definition of &#147;disclosure controls and procedures&#148; set forth in Rule&nbsp;13a-</I><I>15(e)</I><I> of the
Exchange Act. Please revise future filings to either include the full two-sentence
definition or to remove the definition.</I></TD>
</TR>

</TABLE>
</DIV>
<DIV align="left" style="font-size: 10pt; margin-top: 6pt"><U>Response to Comment No.&nbsp;5</U>
</DIV>

<DIV align="left" style="font-size: 10pt; margin-top: 6pt">We agree with your comment. We will revise the language in future filings to include the full
two-sentence definition of disclosure controls and procedures as set forth in Rule&nbsp;13a-15(e) of the
Exchange Act.
</DIV>


<DIV align="center" style="font-size: 10pt; margin-top: 18pt">* * * * *
</DIV>




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<DIV align="left" style="font-size: 10pt; margin-top: 6pt">Mr.&nbsp;Kevin L. Vaughn<BR>
Accounting Branch Chief<BR>
Securities and Exchange Commission<BR>
July&nbsp;20, 2011<BR>
Page 4 of 4

</DIV>
<DIV align="left" style="font-size: 10pt; margin-top: 6pt">In connection with providing our responses to your comments, we acknowledge:
</DIV>


<DIV style="margin-top: 6pt">
<TABLE width="100%" border="0" cellpadding="0" cellspacing="0" style="font-size: 10pt">

<TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="4%" style="background: transparent">&nbsp;</TD>
    <TD width="3%" nowrap align="left"><B>&#149;</B></TD>
    <TD width="1%">&nbsp;</TD>
    <TD>The Company is responsible for the adequacy and accuracy of the disclosure in its
filings with the Commission;</TD>
</TR>

<TR>
    <TD style="font-size: 6pt">&nbsp;</TD>
</TR><TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="4%" style="background: transparent">&nbsp;</TD>
    <TD width="3%" nowrap align="left"><B>&#149;</B></TD>
    <TD width="1%">&nbsp;</TD>
    <TD>Staff comments or changes to disclosure in response to Staff comments do not foreclose
the Commission from taking any action with respect to the Company&#146;s filings with the
Commission; and</TD>
</TR>

<TR>
    <TD style="font-size: 6pt">&nbsp;</TD>
</TR><TR valign="top" style="font-size: 10pt; color: #000000; background: transparent">
    <TD width="4%" style="background: transparent">&nbsp;</TD>
    <TD width="3%" nowrap align="left"><B>&#149;</B></TD>
    <TD width="1%">&nbsp;</TD>
    <TD>The Company may not assert Staff comments as a defense in any proceeding initiated by
the Commission or any person under the federal securities laws of the United States.</TD>
</TR>

</TABLE>
</DIV>
<DIV align="left" style="font-size: 10pt; margin-top: 6pt">If you should have any questions concerning these responses, please contact either Mr.&nbsp;Simms at
(978)&nbsp;749-3215 or Mr.&nbsp;Nagel at (978)&nbsp;749-3424.
</DIV>

<DIV align="left" style="font-size: 10pt; margin-top: 6pt">Regards,
</DIV>


<DIV align="left" style="font-size: 10pt; margin-top: 6pt">&nbsp;&nbsp;&nbsp;

</DIV>

<DIV align="left" style="font-size: 10pt; margin-top: 6pt"><U>/s/ James A. Simms</U><BR>
James A. Simms<BR>
Vice President<BR>
Chief Financial Officer

</DIV>

<DIV align="left" style="font-size: 10pt; margin-top: 6pt">&nbsp;&nbsp;&nbsp;

</DIV>

<DIV align="left" style="font-size: 10pt; margin-top: 6pt"><U>/s/ Richard J. Nagel, Jr.</U><BR>
Richard J. Nagel, Jr.<BR>
Vice President<BR>
Chief Accounting Officer

</DIV>


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