US2930482A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for torsion-breaking extrusion residue from finished product
Assignee: Imperial Chemical Industries Ltd
•
Filing: 1955-09-28
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Granted: 1960-03-29
•
Expires: 1975-09-28
Abstract
No abstract record available.
Inventors
- 👤 Hanes Barbara
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:41
CPC Classifications
B; B21; B21C; B21C35/00; B21C35/04; Y; Y10; Y10T; Y10T225/00; Y10T225/30; Y10T225/364
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR408492A
Cited
US365473A
Cited
US2732066A
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US1366693A
Cited
GB333437A
Cited
US2243031A
Cited
US2210157A
Cited
US2638985A
Cited
GB730062A
Cited
US2738063A
Cited
US2751076A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-29 | 1963-09-28 | 1964-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-29 | 1967-09-28 | 1968-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-29 | 1971-09-28 | 1972-03-29 | $7700.00 | Window Closed / Lapsed |