Patent US2969835A successfully refreshed from Google Patents.
US2969835A
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Molding shaped articles from fluid fibrous suspensions
Assignee: VARIOUS ASSIGNESS
•
Filing: 1956-10-01
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Granted: 1961-01-31
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Expires: 1976-10-01
Abstract
No abstract record available.
Inventors
- 👤 Serenus H A Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 10:38
CPC Classifications
E; E04; E04C; E04C2/00; E04C2/02; E04C2/10; E04C2/16; D; D21; D21J; D21J7/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US891331A
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US1996082A
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US1972493A
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US2186135A
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US2224881A
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US2225134A
Cited
US2286924A
Cited
US2609733A
Cited
US2622491A
Cited
US2797163A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-31 | 1964-08-01 | 1965-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-31 | 1968-08-01 | 1969-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-31 | 1972-08-01 | 1973-01-31 | $7700.00 | Window Closed / Lapsed |