Patent US4970624A successfully refreshed from Google Patents.
Patent US1979905A successfully refreshed from Google Patents.
US1979905A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and apparatus for the manufacture of moldings and shaped sections from fiberboards, wood pulp boards, crushed cane boards, beaver boards, and the like
Assignee: ARDERNE SCOTT THESEN Ltd
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Filing: 1933-05-04
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Granted: 1934-11-06
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Expires: 1953-05-04
Abstract
No abstract record available.
Inventors
- 👤 Rogerson Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:41
CPC Classifications
B; B24; B24D; B24D5/00; B24D5/06; B24D5/12; B24D5/123
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1937-11-05 | 1938-05-07 | 1938-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-11-05 | 1942-05-07 | 1942-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-11-05 | 1946-05-07 | 1946-11-06 | $7700.00 | Window Closed / Lapsed |