<SEC-DOCUMENT>0001104659-23-128302.txt : 20240125
<SEC-HEADER>0001104659-23-128302.hdr.sgml : 20240125
<ACCEPTANCE-DATETIME>20231221170814
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ACCESSION NUMBER:		0001104659-23-128302
CONFORMED SUBMISSION TYPE:	CORRESP
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20231221

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			RAPID MICRO BIOSYSTEMS, INC.
		CENTRAL INDEX KEY:			0001380106
		STANDARD INDUSTRIAL CLASSIFICATION:	LABORATORY ANALYTICAL INSTRUMENTS [3826]
		ORGANIZATION NAME:           	08 Industrial Applications and Services
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		CORRESP

	BUSINESS ADDRESS:	
		STREET 1:		1001 PAWTUCKET BLVD.
		CITY:			LOWELL
		STATE:			MA
		ZIP:			01854
		BUSINESS PHONE:		978-349-3200

	MAIL ADDRESS:	
		STREET 1:		1001 PAWTUCKET BLVD.
		CITY:			LOWELL
		STATE:			MA
		ZIP:			01854

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	RAPID MICRO BIOSYSTEMS INC
		DATE OF NAME CHANGE:	20061103
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<P STYLE="margin: 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>VIA EDGAR</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">December&nbsp;21, 2023</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; background-color: white">United States Securities and Exchange Commission</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; background-color: white">Office of Industrial Applications and Services</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; background-color: white">Division of Corporation Finance</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; background-color: white">100 F Street, N.E.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; background-color: white">Washington, D.C. 20549</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; background-color: white">
  <TR STYLE="vertical-align: top">
    <TD STYLE="width: 0.5in; font-size: 10pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>Re:</B></FONT></TD>
    <TD>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>Rapid Micro Biosystems,&nbsp;Inc.</B></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>Acceleration Request for Registration Statement on Form&nbsp;S-3</B></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>File No.&nbsp;333-276081</B></P></TD></TR>
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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; background-color: white">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; background-color: white">Ladies and Gentlemen:</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in; background-color: white">Pursuant
to Rule&nbsp;461 under the Securities Act of 1933, as amended (the &ldquo;<B>Act</B>&rdquo;), Rapid Micro Biosystems,&nbsp;Inc. (the &ldquo;<B>Company</B>&rdquo;)
hereby requests that the effective date of the above-referenced registration statement (the &ldquo;<B>Registration Statement</B>&rdquo;)
be accelerated to December&nbsp;26, 2023, at 5:00 p.m., Eastern Time, or as soon thereafter as practicable, unless we or our outside counsel,
Goodwin Procter LLP, request by telephone that such Registration Statement be declared effective at some other time. In making this acceleration
request, the Company acknowledges that it is aware of its responsibilities under the Act.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in; background-color: white">Once
the Registration Statement is effective, please orally confirm the event with our counsel, Goodwin Procter LLP, by calling Adam V. Johnson
at (212) 459-7072. If you have any questions regarding this request, please contact Adam V. Johnson of Goodwin Procter LLP at (212) 459-7072.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

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    <TD STYLE="width: 50%">&nbsp;</TD>
    <TD STYLE="width: 50%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Sincerely,</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">RAPID MICRO BIOSYSTEMS,&nbsp;INC.</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="padding-bottom: 1pt">&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">/s/ Sean Wirtjes</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Sean Wirtjes</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Chief Financial Officer</FONT></TD></TR>
  </TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; background-color: white">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%">
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    <TD STYLE="width: 48px; font-size: 10pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">cc:</FONT></TD>
    <TD>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Robert Spignesi, <I>Rapid Micro Biosystems,&nbsp;Inc.</I></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">La-Rae Strawbridge, <I>Rapid Micro Biosystems,&nbsp;Inc. </I></P></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Edwin M. O&rsquo;Connor, <I>Goodwin Procter LLP</I></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Adam V. Johnson, <I>Goodwin Procter LLP</I></P></TD></TR>
  </TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

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