IP Library › Granted Patent US D462,250
Granted Patent Design
US D462,250 · Confirmation No. 6095

UTILITY KNIFE

Inventor: Qiu Jian Ping
Patented Case View Patent ↗
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 Code Description Pages PDF
2001-06-28 TRNA Transmittal of New Application 1 View
2001-06-28 SPEC Specification 1 View
2001-06-28 DRW Drawings-only black and white line drawings 3 View
2001-06-28 OATH Oath or Declaration filed 1 View
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Quick Facts
Patent No.
US D462,250
App. No.
29/144,142
Filed
2001-06-28
Granted
2002-09-03
Art Unit
2912
PTA
0 days