US3486406A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shear support device
Assignee: THOMAS D WOODWARD
•
Filing: 1968-03-29
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Granted: 1969-12-30
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Expires: 1988-03-29
Abstract
No abstract record available.
Inventors
- 👤 Thomas D Woodward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:11
CPC Classifications
B; B23; B23D; B23D21/00; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/2198; Y10T83/566; Y10T83/5669; Y10T83/5696; Y10T83/5787; Y10T83/5805; Y10T83/748; Y10T83/7487; Y10T83/754
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) | 1972-12-29 | 1973-06-30 | 1973-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-29 | 1977-06-30 | 1977-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-29 | 1981-06-30 | 1981-12-30 | $7700.00 | Window Closed / Lapsed |