US3370494A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shear line assembly
Assignee: KROY CO
•
Filing: 1967-01-24
•
Granted: 1968-02-27
•
Expires: 1987-01-24
Abstract
No abstract record available.
Inventors
- 👤 William H Schenck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:27
CPC Classifications
B; B21; B21D; B21D43/00; B21D43/28; B21D43/285; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/2192; Y10T83/2194; Y10T83/2198; Y10T83/444; Y10T83/461; Y10T83/4612; Y10T83/4645; Y10T83/647; Y10T83/6571; Y10T83/748; Y10T83/7593; Y10T83/764
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US3072267A
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US3155242A
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US3244047A
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US3304824A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-26 | 1971-08-28 | 1972-02-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-26 | 1975-08-28 | 1976-02-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-26 | 1979-08-28 | 1980-02-27 | $7700.00 | Window Closed / Lapsed |