Note 5 - Product Warranties

6 Months Ended

Apr. 30, 2017

(

)

Product Warranties

As of

April 30, 2017

and

October

31,

2016,

the Company’s accrual for estimated product warranty claims totaled

$95,000

and

$70,000,

respectively, and is included in accounts payable and accrued expenses. Warranty claims expense for the

three

months and

six

months ended

April 30, 2017

totaled

$33,783

and

$81,638,

respectively. Warranty claims expense for the

three

months and

six

months ended

April 30, 2016

totaled

$10,952

and

$23,682,

respectively.

The following table summarizes the changes in the Company’s accrual for product warranties during the

six

months ended

April 30, 2017

and

2016:

	Six Months Ended
	April 30,
	2017			2016
Balance at beginning of period	$	70,000		$	130,000
Liabilities accrued for warranties issued during the period		101,824			80,506
Warranty claims and costs paid during the period		(56,638	)		(78,682	)
Changes in liability for pre-existing warranties during the period		(20,186	)		(56,824	)
Balance at end of period	$	95,000		$	75,000