US3469826A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and method for producing reinforced molding compositions
Assignee: WILSON-FIBERFIL HOLDINGS Inc A DE CORP
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Filing: 1967-10-30
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Granted: 1969-09-30
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Expires: 1987-10-30
Abstract
No abstract record available.
Inventors
- 👤 Glenn S Berkebile
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:03
CPC Classifications
B; B29; B29C; B29C35/00; B29C35/02; B29C35/04; B29C35/06; B29B; B29B15/00; B29B15/08; B29B15/10; B29B15/12; B29B9/00; B29B9/12; B29B9/14; B29C70/00; B29C70/04; B29C70/06; B29C70/10; B29C70/16; B29C70/20; B29C35/045; B29K; B29K2105/00; B29K2105/06; B29K2105/08; B29K2105/10; B29K2105/101; B29K2309/00; B29K2309/08
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) | 1972-09-29 | 1973-03-31 | 1973-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-29 | 1977-03-31 | 1977-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-29 | 1981-03-31 | 1981-09-30 | $7700.00 | Window Closed / Lapsed |