Differential Feedback Amplifier Trademark Details

This mark is dead with a status of Abandoned-Failure to Respond or Late Response. The last case file activity for this mark occured 41 years ago on Tuesday, January 11, 1983, according to the United State Patent & Trademark Office
Word Mark Differential Feedback Amplifier
Status Dead 602 — Abandoned-Failure to Respond or Late Response

Current Owner

Sawm Engineering, Inc. of Petaluma, CA

View all trademarks for Sawm Engineering, Inc.
Other Trademarks for Sawm Engineering, Inc.
Serial Number 73337857
Status Date Tuesday, January 11, 1983
Filing Date Tuesday, January 11, 1983

Correspondent

JAY M. CANTOR
1407 G ST., N.W.
WASHINGTON
D.C. 20005

Case File Statements

Goods & Services Guitar Amplifiers and Sound Reproductionequipment

Classifications

International Class Codes
009 — Class 9 consists mostly of instruments used for controlling vehicles (such as ships), scientific research, and all computer programs and software regardless of the recording media such as CD-ROMs, hard drives, downloads, etc.
U.S. Class Codes 021
Status 8 — Abandoned
Status Date Wednesday, August 4, 1999
First Use Anywhere Wednesday, November 11, 1981
First Use In Commerce Wednesday, November 11, 1981
Primary Code 009

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