Patent US3437370A successfully refreshed from Google Patents.
US3437370A
Expired / Lapsed
US
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Release mechanisms
Assignee: Hi Shear Corp
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Filing: 1967-08-14
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Granted: 1969-04-08
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Expires: 1987-08-14
Abstract
No abstract record available.
Inventors
- 👤 Harry L Bochman Jr
- 👤 Hobert Kem Thompson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:27
CPC Classifications
B; B63; B63B; B63B23/00; B63B23/40; B63B23/58; B63B21/00; B63B21/04; B63B21/08; Y; Y10; Y10T; Y10T24/00; Y10T24/45; Y10T24/45225; Y10T24/45466
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) | 1972-04-07 | 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 |