US2772736A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roller die cutter
Assignee: Individual
•
Filing: 1953-05-04
•
Granted: 1956-12-04
•
Expires: 1973-05-04
Abstract
No abstract record available.
Inventors
- 👤 John F Campbell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:21
CPC Classifications
B; B26; B26F; B26F1/00; B26F1/38; B26F1/40; B26F1/42; B26F1/3866; Y; Y10; Y10T; Y10T83/00; Y10T83/788; Y10T83/793
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US472715A
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DE670171C
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US2088686A
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US2171482A
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US2170646A
Cited
US2186594A
Cited
US2217060A
Cited
US2217977A
Cited
US2651366A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-12-04 | 1960-06-04 | 1960-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-04 | 1964-06-04 | 1964-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-04 | 1968-06-04 | 1968-12-04 | $7700.00 | Window Closed / Lapsed |