US3176555A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tape slitting machine
Assignee: Individual
•
Filing: 1962-11-07
•
Granted: 1965-04-06
•
Expires: 1982-11-07
Abstract
No abstract record available.
Inventors
- 👤 Bowker Ervin
- 👤 Jr Ervin Bowker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:02
CPC Classifications
B; B26; B26D; B26D1/00; B26D1/01; B26D1/02; B26D1/03; B26D1/035; Y; Y10; Y10S; Y10S83/00; Y10S83/922; Y10T; Y10T83/00; Y10T83/04; Y10T83/0448; Y10T83/0472; Y10T83/647; Y10T83/6584; Y10T83/929; Y10T83/9309; Y10T83/9312
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
71 words
THE METHOD FOR SLITTING TAPE WHICH IS ADHESIVE ON ONE SURFACE AND WHICH COMPRISES SUPPORTING THE TAPE ON A RELATIVELY SOFT ROTARY SURFACE, FEEDING THE TAPE TO AND FROM THE SOFT SURFACE BY AN ADVANCING SURFACE TO WHICH THE ADHESIVE SURFACE OF THE TAPE WILL ADHERE AND SLITTING THE TAPE BY PASSING A THIN FIXED KNIFE THROUGH THE TAPE AND INTO THE SOFT ROTARY SUPPORTING SURFACE TO FORM A TRACK THEREIN.
References Cited (Backward Citations)
US878533A
Cited
US1225326A
Cited
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Cited
US1996176A
Cited
US2007731A
Cited
US2552674A
Cited
US2593388A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-05 | 1968-10-05 | 1969-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-05 | 1972-10-05 | 1973-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-05 | 1976-10-05 | 1977-04-06 | $7700.00 | Window Closed / Lapsed |