Patent US2691801A successfully refreshed from Google Patents.
US2691801A
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Molding plastic impregnated material with compressible molds
Assignee: JOSEPH ROBB AND CO Ltd
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Filing: 1949-08-12
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Granted: 1954-10-19
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Expires: 1969-08-12
Abstract
No abstract record available.
Inventors
- 👤 Robb Frank Morse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:44
CPC Classifications
B; B29; B29C; B29C43/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2152738A
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US2297017A
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US2622276A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-10-18 | 1958-04-19 | 1958-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-18 | 1962-04-19 | 1962-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-18 | 1966-04-19 | 1966-10-19 | $7700.00 | Window Closed / Lapsed |