US3051223A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cutting device
Assignee: E O BULMAN Manufacturing CO Inc
•
Filing: 1961-04-10
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Granted: 1962-08-28
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Expires: 1981-04-10
Abstract
No abstract record available.
Inventors
- 👤 Waltz Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:22
CPC Classifications
B; B65; B65H; B65H35/00; B65H35/0006; B65H35/0073; B65H35/008; B65H35/002; B65H35/0026; B65H35/0033; Y; Y10; Y10T; Y10T156/00; Y10T156/12; Y10T156/1348; Y10T156/1365
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) | 1965-08-27 | 1966-02-26 | 1966-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-27 | 1970-02-26 | 1970-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-27 | 1974-02-26 | 1974-08-28 | $7700.00 | Window Closed / Lapsed |