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Patent US3483597A successfully refreshed from Google Patents.
US3483597A
Expired / Lapsed
US
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Ram extrusion of granular resins
Assignee: Solvay Solexis Inc
•
Filing: 1966-12-23
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Granted: 1969-12-16
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Expires: 1986-12-23
Abstract
No abstract record available.
Inventors
- 👤 Christopher L Windeler
- 👤 Joseph D Singalewitch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:20
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/022; B29C48/03; B29C48/06; B29K; B29K2027/00; B29K2027/12; B29K2027/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US952960A
Cited
US3068513A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-15 | 1973-06-16 | 1973-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-15 | 1977-06-16 | 1977-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-15 | 1981-06-16 | 1981-12-16 | $7700.00 | Window Closed / Lapsed |