IP Library › Patent Application 10074366
Patent Application Utility Small
App. No. 10/074,366 · Confirmation No. 5736

MINIATURE RECIPROCATING HEAT PUMPS AND ENGINES

Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2002-04-16 TRNA Transmittal of New Application 2 View
2002-04-16 DRW Drawings-only black and white line drawings 13 View
2002-02-12 TRNA Transmittal of New Application 2 View
2002-02-12 SPEC Specification 49 View
2002-02-12 CLM Claims 8 View
2002-02-12 ABST Abstract 1 View
2002-02-12 DRW Drawings-only black and white line drawings 13 View
2002-02-12 OATH Oath or Declaration filed 5 View
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Quick Facts
App. No.
10/074,366
Filed
2002-02-12
Granted
2003-07-22
Pub. No.
US20020148237A1
Art Unit
3744
PTA
0 days