US2611431A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tape cutter for spools
Assignee: Individual
•
Filing: 1947-04-22
•
Granted: 1952-09-23
•
Expires: 1967-04-22
Abstract
No abstract record available.
Inventors
- 👤 Sidney A Sherrill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 08:23
CPC Classifications
B; B65; B65H; B65H75/00; B65H75/02; B65H75/18; B65H75/32; B65H35/00; B65H35/0006; B65H35/0073; B65H35/008; Y; Y10; Y10T; Y10T225/00; Y10T225/20; Y10T225/257; Y10T225/261; Y10T225/262; Y10T225/287; Y10T225/293; Y10T225/295
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US788708A
Cited
US1842288A
Cited
GB398088A
Cited
US2229961A
Cited
US2284807A
Cited
US2272628A
Cited
US2444117A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-23 | 1956-03-24 | 1956-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-23 | 1960-03-24 | 1960-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-23 | 1964-03-24 | 1964-09-23 | $7700.00 | Window Closed / Lapsed |