4C AIR
LIVE

Serial Number

88893012

Owner

4C Air, Inc.

Attorney

Jie (Lisa) Li

First Use Date

Apr 1, 2020

Filing Date

Apr 29, 2020

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4C AIR Trademark

Serial Number: 88893012 • Registration: 6231912

4C AIR is a trademark filed by 4C Air, Inc. on April 29, 2020. The trademark is classified under Class 42 (Computer & Scientific). The application is currently registered and active.

Owner Contact Info

4C Air, Inc. (6 trademarks)

1147 Tasman Dr
Sunnyvale, CA 94089

Entity Type: 03

Trademark Details

Filing Date

April 29, 2020

Registration Date

December 29, 2020

First Use Anywhere

April 1, 2020

First Use in Commerce

April 1, 2020

Published for Opposition

October 13, 2020

Goods & Services

Product quality testing and industrial analysis services for others to assure compliance with industry standards; research, design, and testing services for others in the field of filtration materials and products; technical consultation and advisory services related to the design of filtration materials and products; technical consultation and advisory services related to evaluation of filtration materials and products to determine conformity with certification standards

Filing History

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
Dec 29, 2025 REM1
REGISTERED-PRINCIPAL REGISTER
Dec 29, 2020 R.PR
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
Oct 13, 2020 NPUB
PUBLISHED FOR OPPOSITION
Oct 13, 2020 PUBO
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
Sep 23, 2020 NONP
APPROVED FOR PUB - PRINCIPAL REGISTER
Sep 10, 2020 CNSA
TEAS/EMAIL CORRESPONDENCE ENTERED
Aug 21, 2020 TEME
CORRESPONDENCE RECEIVED IN LAW OFFICE
Aug 21, 2020 CRFA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
Aug 21, 2020 TROA
NOTIFICATION OF NON-FINAL ACTION E-MAILED
Jul 30, 2020 GNRN
NON-FINAL ACTION E-MAILED
Jul 30, 2020 GNRT
NON-FINAL ACTION WRITTEN
Jul 30, 2020 CNRT
ASSIGNED TO EXAMINER
Jul 23, 2020 DOCK
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
May 12, 2020 NWOS
NEW APPLICATION ENTERED
May 2, 2020 NWAP