IP Library › Granted Patent US D475,398
Granted Patent Design
US D475,398 · Confirmation No. 2999

DUPLEXER

Inventor: Douglas John Todd
Patented Case View Patent ↗
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 Code Description Pages PDF
2002-10-01 TRNA Transmittal of New Application 1 View
2002-10-01 SPEC Specification 1 View
2002-10-01 DRW Drawings-only black and white line drawings 5 View
2002-10-01 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US D475,398
App. No.
29/168,547
Filed
2002-10-01
Granted
2003-06-03
Art Unit
2913
PTA
0 days