Patent DE877413C successfully refreshed from Google Patents.
US3436799A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cutting tool
Assignee: Posa-Cut Corp
•
Filing: 1966-09-06
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Granted: 1969-04-08
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Expires: 1986-09-06
Abstract
No abstract record available.
Inventors
- 👤 Alfred A Kopy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:48
CPC Classifications
B; B23; B23B; B23B27/00; B23B27/14; B23B27/16; B23B27/1625; B23B27/164; B23B27/08; B23B2220/00; B23B2220/12; Y; Y10; Y10T; Y10T407/00; Y10T407/22; Y10T407/2222; Y10T407/2272; Y10T407/2282; Y10T407/23; Y10T407/25
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1843549A
Cited
US2838827A
Cited
FR1204054A
Cited
US3045322A
Cited
US3180006A
Cited
US3124864A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-07 | 1972-10-07 | 1973-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-07 | 1976-10-07 | 1977-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-07 | 1980-10-07 | 1981-04-08 | $7700.00 | Window Closed / Lapsed |