US2823969A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Severing film material
Assignee: Individual
•
Filing: 1955-07-21
•
Granted: 1958-02-18
•
Expires: 1975-07-21
Abstract
No abstract record available.
Inventors
- 👤 Fred C Traver
- 👤 Craig S Traver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:29
CPC Classifications
B; B65; B65H; B65H35/00; B65H35/0006; B65H35/0073; B65H35/008; B65H35/0086; Y; Y10; Y10T; Y10T83/00; Y10T83/748; Y10T83/7487; Y10T83/7493; Y10T83/75; Y10T83/869; Y10T83/8821; Y10T83/8822; Y10T83/889; Y10T83/896
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-02-17 | 1961-08-19 | 1962-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-17 | 1965-08-19 | 1966-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-17 | 1969-08-19 | 1970-02-18 | $7700.00 | Window Closed / Lapsed |