Note 5 - Product Warranties

3 Months Ended

Jan. 31, 2020

Notes to Financial Statements

Product Warranty Disclosure [Text Block]

(5) Product Warranties

As of January 31, 2020 and October 31, 2019, the Company’s accrual for estimated product warranty claims totaled $70,000 and $120,000, respectively, and is included in accounts payable and accrued expenses. Warranty claims recovery for the three months ended January 31, 2020 totaled $37,257. Warranty claims expense for the three months ended January 31, 2019 totaled $107,838.

The following table summarizes the changes in the Company’s accrual for product warranties during the three months ended January 31, 2020 and 2019:

	Three Months Ended
	January 31,
	2020			2019
Balance at beginning of period	$	120,000		$	180,000
Liabilities accrued for warranties issued during the period		69,549			137,576
Warranty claims and costs paid during the period		(12,743	)		(127,838	)
Changes in liability for pre-existing warranties during the period		(106,806	)		(29,738	)
Balance at end of period	$	70,000		$	160,000