US2466436A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motion-picture film perforator
Assignee: Eastman Kodak Co
•
Filing: 1947-02-05
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Granted: 1949-04-05
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Expires: 1967-02-05
Abstract
No abstract record available.
Inventors
- 👤 John G Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:24
CPC Classifications
B; B26; B26F; B26F1/00; B26F1/0007; Y; Y10; Y10T; Y10T83/00; Y10T83/242; Y10T83/444; Y10T83/4501; Y10T83/4503; Y10T83/4508; Y10T83/463; Y10T83/4635; Y10T83/869; Y10T83/8798; Y10T83/8804; Y10T83/8805
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR396602A
Cited
US1031468A
Cited
US1291524A
Cited
US1416168A
Cited
US1782570A
Cited
US2016710A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-04 | 1952-10-04 | 1953-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-04 | 1956-10-04 | 1957-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-04 | 1960-10-04 | 1961-04-05 | $7700.00 | Window Closed / Lapsed |