IP Library › Patent Application 60431038
Patent Application Provisional Small
App. No. 60/431,038 · Confirmation No. 5487

Virtual PBX based on SIP and feature servers

Inventor: Shigeaki Hakusui
Provisional Application Expired
⬇ PDF
 Code Description Pages PDF
2009-05-18 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2009-05-18 N570 Communication - Re: Power of Attorney (PTOL-308) 1 View
2009-05-11 PA.. Power of Attorney 2 View
2009-05-11 C.AD Change of Address 2 View
2009-05-11 N417 Electronic Filing System Acknowledgment Receipt 2 View
2002-12-05 TRNA Transmittal of New Application 2 View
2002-12-05 ADS Application Data Sheet 1 View
2002-12-05 SPEC Specification 15 View
2002-12-05 DRW Drawings-only black and white line drawings 12 View
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Quick Facts
App. No.
60/431,038
Filed
2002-12-05