IP Library › Patent Application 60937022
Patent Application Provisional Small
App. No. 60/937,022 · Confirmation No. 6981

Variable pulse-width modulation with zero constant DC component in each period

Inventor: Lester F. Ludwig
Provisional Application Expired
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 Code Description Pages PDF
2011-10-06 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2011-09-27 PA.. Power of Attorney 1 View
2011-09-27 LET. Miscellaneous Incoming Letter 1 View
2011-09-27 N417 Electronic Filing System Acknowledgment Receipt 2 View
2011-09-27 R3.73 Assignee showing of ownership per 37 CFR 3.73 2 View
2007-07-13 APP.FILE.REC Filing Receipt 3 View
2007-06-24 TRNA Transmittal of New Application 2 View
2007-06-24 SPEC Specification 19 View
2007-06-24 DRW Drawings-only black and white line drawings 14 View
2007-06-24 WFEE Fee Worksheet (SB06) 1 View
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Quick Facts
App. No.
60/937,022
Filed
2007-06-24