IP Library Granted Patent US 6,580,321
Granted Patent Utility Small
US 6,580,321 · Confirmation No. 2615

ACTIVE CLAMPING CIRCUIT FOR POWER AMPLIFIERS

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Code Description Pages PDF
2017-06-12 C.AD.PAIR Change of Address via Patent Application Information Retrieval (PAIR) 1 View
2017-05-18 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2017-05-18 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2017-05-16 SES.LOSS Notification of loss of entitlement to small entity status 1 View
2017-05-16 PA.. Power of Attorney 1 View
2017-05-16 R3.73 Assignee showing of ownership per 37 CFR 3.73 14 View
2017-05-16 N417 Electronic Filing System Acknowledgment Receipt 2 View
2016-05-18 OATH Oath or Declaration filed 27 View
2016-03-16 OATH Oath or Declaration filed 17 View
2016-03-02 OATH Oath or Declaration filed 16 View
2016-03-01 OATH Oath or Declaration filed 22 View
2016-03-01 OATH Oath or Declaration filed 16 View
2014-12-22 IMIS Miscellaneous Internal Document 1 View
2012-03-15 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2012-03-15 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2009-04-15 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2009-04-15 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2009-04-07 PA.. Power of Attorney 1 View
2009-04-07 R3.73 Assignee showing of ownership per 37 CFR 3.73 1 View
2009-04-07 N417 Electronic Filing System Acknowledgment Receipt 2 View
2001-08-24 TRNA Transmittal of New Application 2 View
2001-08-24 SPEC Specification 6 View
2001-08-24 CLM Claims 2 View
2001-08-24 DRW Drawings-only black and white line drawings 4 View
2001-08-24 OATH Oath or Declaration filed 2 View
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Quick Facts
Patent No.
US 6,580,321
App. No.
09/939,183
Filed
2001-08-24
Granted
2003-06-17
Art Unit
2816
PTA
-115 days