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10/839,213 | 520.42455VX1:
HEAT PUMP HOT-WATER SUPPLY SYSTEM
Public viewApplication #
10/839,213
Confirmation #
6430
Attorney Docket #
520.42455VX1
Patent #
6,874,694
Issued - 04/05/2005
Filing or 371 (c) date
05/06/2004
Status
Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 05/01/2017
Documents & transaction history
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