Note 5 - Product Warranties

6 Months Ended

Apr. 30, 2023

Notes to Financial Statements

Product Warranty Disclosure [Text Block]

(5) Product Warranties

As of April 30, 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 and six months ended April 30, 2023 totaled $13,078 and $29,652, respectively. Warranty claims expense for the three months and six months ended April 30, 2022 totaled $15,641 and $23,535, respectively.

The following table summarizes the changes in the Company’s accrual for product warranties during the six months ended April 30, 2023 and 2022:

	Six Months Ended
	April 30,
	2023			2022
Balance at beginning of period	$	75,000		$	75,000
Liabilities accrued for warranties issued during the period		59,149			80,092
Warranty claims and costs paid during the period		(39,652	)		(33,535	)
Changes in liability for pre-existing warranties during the period		(29,497	)		(56,557	)
Balance at end of period	$	65,000		$	65,000