NRCS
NOTICE OF REGISTRATION CONFIRMATION EMAILED
04/07/2026
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Official data from USPTO
STIRLING PDF
Did you know this trademark is already registered in United States?
Before investing in name, identity, and promotion, validate collision risk and registration strategy to avoid wasting time and budget.
Active USPTO registrationType: WordOffice: US
Quick snapshot
STIRLING PDF
ST13
US500000099156559Class
42
Filing
99156559
Registration
8208013
Risk and opportunity diagnosis
Executive reading for naming, filing, and monitoring decisions.
USPTO status
Active USPTO registration
Case type
Application and registration
Recorded events
17
Latest update
04/07/2026
Classification
Registered
Trademark type
Word
Nice classes
42
Filing date
04/25/2025
Registration date
04/07/2026
Expiration date
-
Recommended action
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Next step
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Complete case details
Structured fields from the responsible authority and the official record.
Status date
04/07/2026
Last transaction
04/07/2026
Responsible office
United States Patent and Trademark Office
Status code
700
Official register
Supplemental Register
Filing basis
Intent to use
First use anywhere
07/24/2024
First use in commerce
07/24/2024
Drawing code
4
Owner type
03
Owner location
Palo Alto, CA, US
Examiner
HALL, MICHAEL E
Law office
M40
Current location
FILE REPOSITORY (FRANCONIA)
Holders and representatives
Holders
STIRLING PDF INC.
Representatives
Brian J. Focarino Cooley LLP
Technical classification
Nice Classes
Class 42
Vienna Codes
No Vienna codes available.
Goods and services
Class 42
Providing temporary use of on-linenon-downloadable computer softwaresoftware for manipulatingmanagingsigningconvertingeditingreadingorganizingdisplayinganalyzing portable document format (PDF) electronic documents and files; design and development of open source computer software for manipulatingmanagingsigningconvertingeditingreadingorganizingdisplayinganalyzing portable document format (PDF) electronic documents and files
Publications
History of USPTO decisions and trademark events.
17 publications found
R.SR
REGISTERED-SUPPLEMENTAL REGISTER
04/07/2026
CNTA
APPROVED FOR REGISTRATION SUPPLEMENTAL REGISTER
03/16/2026
IUAA
USE AMENDMENT ACCEPTED
03/16/2026
AUPC
AMENDMENT TO USE PROCESSING COMPLETE
03/12/2026
IUAF
USE AMENDMENT FILED
03/12/2026
EAAU
TEAS AMENDMENT OF USE RECEIVED
03/12/2026
TROA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
03/12/2026
XELG
APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED
12/15/2025
XELR
APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED
12/15/2025
GNRN
NOTIFICATION OF NON-FINAL ACTION E-MAILED
09/17/2025
GNRT
NON-FINAL ACTION E-MAILED
09/17/2025
CNRT
NON-FINAL ACTION WRITTEN
09/17/2025
DOCK
ASSIGNED TO EXAMINER
09/17/2025
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
09/03/2025
MAFR
APPLICATION FILING RECEIPT MAILED
04/25/2025
NWAP
NEW APPLICATION ENTERED
04/25/2025
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