US3534989A
Expired / Lapsed
US
⏱️ 0.0 years remaining
End fitting
Assignee: Joslyn Manufacturing and Supply Co
•
Filing: 1968-05-29
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Granted: 1970-10-20
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Expires: 1988-05-29
Abstract
No abstract record available.
Inventors
- 👤 Edward H Yonkers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:49
CPC Classifications
F; F16; F16B; F16B3/00; F16B3/06; H; H01; H01B; H01B17/00; H01B17/38; H01B17/40; Y; Y10; Y10T; Y10T403/00; Y10T403/70; Y10T403/7047; Y10T403/7051; Y10T403/7052; Y10T403/7054
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1539962A
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US1646660A
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FR704839A
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US2060864A
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US2134719A
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US2341970A
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US2859056A
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CH375183A
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US3163904A
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US3428338A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-19 | 1974-04-20 | 1974-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-19 | 1978-04-20 | 1978-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-19 | 1982-04-20 | 1982-10-20 | $7700.00 | Window Closed / Lapsed |