IP Library › Granted Patent US D457,616
Granted Patent Design
US D457,616 · Confirmation No. 2227

Ceiling recessed type ventilating fan

Patented Case View Patent ↗
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 Code Description Pages PDF
2001-08-06 TRNA Transmittal of New Application 3 View
2001-08-06 SPEC Specification 1 View
2001-08-06 DRW Drawings-only black and white line drawings 3 View
2001-08-06 OATH Oath or Declaration filed 3 View
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Quick Facts
Patent No.
US D457,616
App. No.
29/146,234
Filed
2001-08-06
Granted
2002-05-21
Art Unit
2911
PTA
0 days