Note 5 - Product Warranties

3 Months Ended

Jan. 31, 2023

Notes to Financial Statements

Product Warranty Disclosure [Text Block]

(5) Product Warranties

As of January 31, 2023 and October 31, 2022, the Company’s accrual for estimated product warranty claims totaled $65,000 and $75,000, respectively, and is included in accounts payable and accrued expenses. Warranty claims expense for the three months ended January 31, 2023 and 2022 totaled $16,574 and $7,894, respectively.

The following table summarizes the changes in the Company’s accrual for product warranties during the three months ended January 31, 2023 and 2022:

	Three Months Ended
	January 31,
	2023			2022
Balance at beginning of period	$	75,000		$	75,000
Liabilities accrued for warranties issued during the period		55,430			55,243
Warranty claims and costs paid during the period		(26,574	)		(7,894	)
Changes in liability for pre-existing warranties during the period		(38,856	)		(47,349	)
Balance at end of period	$	65,000		$	75,000