US3028670A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slitting device
Assignee: Individual
•
Filing: 1960-04-15
•
Granted: 1962-04-10
•
Expires: 1980-04-15
Abstract
No abstract record available.
Inventors
- 👤 James O Tilly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:14
CPC Classifications
B; B26; B26B; B26B27/00; B26B27/005; B43; B43M; B43M7/00; B43M7/002; Y; Y10; Y10S; Y10S30/00; Y10S30/03
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US296492A
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US1515952A
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US1449408A
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US1498753A
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US1813868A
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US2124615A
Cited
US2329805A
Cited
US2611178A
Cited
US2535555A
Cited
US2941294A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-09 | 1965-10-09 | 1966-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-09 | 1969-10-09 | 1970-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-09 | 1973-10-09 | 1974-04-10 | $7700.00 | Window Closed / Lapsed |