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US3486281A
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Commodity sheet panel
Assignee: GREGOIRE ENG AND DEV CO
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Filing: 1968-04-09
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Granted: 1969-12-30
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Expires: 1988-04-09
Abstract
No abstract record available.
Inventors
- 👤 Resta S Gregoire
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:31
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/38; E04B1/61; E04B1/6108; E04B1/612; E04B1/6125; E04B1/6166; E04B1/617; E04C; E04C2/00; E04C2/02; E04C2/08; E04C2/26; E04C2/284; E04C2/296; E04D; E04D3/00; E04D3/36; E04D3/366
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB190629637A
Cited
US1240773A
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US1406980A
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US2302047A
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US2360879A
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US2875866A
Cited
GB840133A
Cited
US3228162A
Cited
US3376679A
Cited
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 |