Patent US3462804A successfully refreshed from Google Patents.
US3462804A
Expired / Lapsed
US
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Fastening clamp
Assignee: IND DU METAL USINE SOC
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Filing: 1968-04-30
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Granted: 1969-08-26
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Expires: 1988-04-30
Abstract
No abstract record available.
Inventors
- 👤 Fernand Renaudin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:25
CPC Classifications
F; F16; F16L; F16L3/00; F16L3/08; F16L3/10; F16L3/1008; F16L3/1025
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) | 1972-08-25 | 1973-02-24 | 1973-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-25 | 1977-02-24 | 1977-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-25 | 1981-02-24 | 1981-08-26 | $7700.00 | Window Closed / Lapsed |