US3062408A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for feeding materials at a regulated rate
Assignee: Grenobloise D'etudes & D'applications Hydrauliques Sogreah SA Ste
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Filing: 1960-08-01
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Granted: 1962-11-06
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Expires: 1980-08-01
Abstract
No abstract record available.
Inventors
- 👤 Boudan Jacques
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:40
CPC Classifications
G; G01; G01G; G01G11/00; G01G11/08; G01G11/083
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) | 1965-11-05 | 1966-05-07 | 1966-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-05 | 1970-05-07 | 1970-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-05 | 1974-05-07 | 1974-11-06 | $7700.00 | Window Closed / Lapsed |