DUO SEAL
Live / Registered — Expired (as of 23 Feb 2002)
What this means for you
Registered since 13 Feb 1951. The owner can stop confusingly similar uses in the classes it covers; it stays on the register as long as the owner keeps up the maintenance filings (next due by 13 Feb 1991).
Record
- Serial number
- 71550105
- Registration number
- 0537570
- Mark type
- Word mark
- Filed
- 18 Feb 1948
- Registered
- 13 Feb 1951
- Next maintenance due
- 13 Feb 1991
- Attorney of record
- JOHN L. ALEX
Goods and services
- Class 007 — Machines and machine tools
- Class 023 — Yarns and threads: VACUUM PUMPS, PARTICULARLY PUMPS FOR THE CREATION OF HIGH VACUUM CONDITIONS IN LABORATORY EXPERIMENTAL AND TESTING OPERATIONS, ALSO FOR THE EVACUATION OF VARIOUS ELECTRONIC DEVICES AND LARGER SYSTEMS, FOR DIFFUSING AND VAPOR REMOVING OPERATIONS IN CHEMICAL PROCESSING AND FOR INDUSTRIAL EVACUATION IN GENERAL
Owner
- WELCH VACUUM TECHNOLOGY, INC., SKOKIE, IL, US
- W. M. WELCH MANUFACTURING COMPANY, CHICAGO, IL, US
Prosecution history
- 23 Feb 2002 — CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9
- 06 Aug 1991 — REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)
- 24 Jul 1991 — RESPONSE RECEIVED TO POST REG. ACTION
- 11 Apr 1991 — POST REGISTRATION ACTION MAILED - SEC. 9
- 13 Feb 1991 — REGISTERED - SEC. 9 FILED/CHECK RECORD FOR SEC. 8
- 13 Feb 1971 — REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS)