US2761503A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mechanism for progressively severing tape
Assignee: DERBY SEALERS Inc
•
Filing: 1952-12-12
•
Granted: 1956-09-04
•
Expires: 1972-12-12
Abstract
No abstract record available.
Inventors
- 👤 Alfred P Krueger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 05:13
CPC Classifications
B; B65; B65H; B65H35/00; B65H35/0006; B65H35/002; B65H35/0046; Y; Y10; Y10T; Y10T83/00; Y10T83/444; Y10T83/4516; Y10T83/4518; Y10T83/4521; Y10T83/647; Y10T83/6569; Y10T83/869; Y10T83/8776; Y10T83/889; Y10T83/896
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1874816A
Cited
US635457A
Cited
FR529490A
Cited
US1416800A
Cited
US1787657A
Cited
US1731413A
Cited
US2180903A
Cited
US2192132A
Cited
US2365477A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-04 | 1960-03-05 | 1960-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-04 | 1964-03-05 | 1964-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-04 | 1968-03-05 | 1968-09-04 | $7700.00 | Window Closed / Lapsed |