IP Library › Granted Patent US 6,765,504
Granted Patent Utility PCT National Stage
US 6,765,504 · Confirmation No. 4396

CHINESE LANGUAGE PINYIN INPUT METHOD AND DEVICE BY NUMERIC KEY PAD

Inventor: Yen-I Ouyang
Patented Case View Patent ↗ View Publication ↗
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 Code Description Pages PDF
2019-05-03 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2019-05-03 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2019-04-25 PA.. Power of Attorney 8 View
2019-04-25 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2019-04-25 N417 Electronic Filing System Acknowledgment Receipt 2 View
2005-06-17 COCOUT Certificate of Correction - Post Issue Communication 1 View
2005-01-26 COCOUT Certificate of Correction - Post Issue Communication 1 View
2004-05-27 IFEE Issue Fee Payment (PTO-85B) 1 View
2004-05-27 LET. Miscellaneous Incoming Letter 2 View
2004-05-27 A.NA Amendment after Notice of Allowance (Rule 312) 2 View
2004-05-27 CLM Claims 3 View
2004-05-27 REM Applicant Arguments/Remarks Made in an Amendment 2 View
2001-08-21 LET. Miscellaneous Incoming Letter 2 View
2001-08-21 TRNA Transmittal of New Application 15 View
2001-08-21 SPEC Specification 2 View
2001-08-21 CLM Claims 1 View
2001-08-21 ABST Abstract 8 View
2001-08-21 DRW Drawings-only black and white line drawings 2 View
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Quick Facts
Patent No.
US 6,765,504
App. No.
09/889,555
Filed
2001-08-21
Granted
2004-07-20
Pub. No.
US20020158779A1
Art Unit
2635
PTA
-55 days