Patent Application
Provisional
Small
App. No. 60/550,419
· Confirmation No. 7793
Companion microphone system and method
Provisional Application Expired
Inventors
Mead C. Killion
Elk Grove Village, IL
William F. Dunn
Austin, TX
Viorel Drambarean
Skokie, IL
Andrew J. Haapapuro
Arlington Heights, IL
Attorneys & Agents of Record
Prosecution
- Customer No.
- 23446
- Docket No.
- 15592US01
- Confirmation No.
- 7793
RELEASE OF SECURITY INTEREST
Recorded 2021-01-06
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Quick Facts
- App. No.
- 60/550,419
- Filed
- 2004-03-05
External Links