Note F - Warranty Obligations

3 Months Ended

Mar. 31, 2013

Notes to Financial Statements

Note F-Warranty Obligations

Note F – Warranty Obligations

Warranty obligations are incurred in connection with the sale of certain products. The warranty period for PT’s products is generally one year. The costs incurred to provide for these warranty obligations are estimated and recorded as an accrued liability at the time of sale. Future warranty costs are estimated based on product-based historical performance rates and related costs to repair. Changes in accrued warranty obligations for the three months ended March 31, 2013 and 2012 were as follows:

	2013			2012
Accrued warranty obligations, January 1	$	68,000		$	92,000
Actual warranty experience		(9,000	)		(14,000	)
Warranty provisions		9,000			14,000
Accrued warranty obligations, March 31	$	68,000		$	92,000