Patent US5071373A successfully refreshed from Google Patents.
US2289686A
Expired / Lapsed
US
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Paper manufacture
Assignee: GARDNER RICHARDSON CO
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Filing: 1939-07-07
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Granted: 1942-07-14
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Expires: 1959-07-07
Abstract
No abstract record available.
Inventors
- 👤 Brainard E Socy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:29
CPC Classifications
D; D21; D21H; D21H23/00; D21H23/78; D21H5/00; D21H5/0005; D21H5/006; Y; Y10; Y10T; Y10T428/00; Y10T428/27; Y10T428/273; Y10T428/277; Y10T428/31504; Y10T428/31971; Y10T428/31975; Y10T428/31978; Y10T428/31986; Y10T428/31993
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) | 1945-07-13 | 1946-01-12 | 1946-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-07-13 | 1950-01-12 | 1950-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-07-13 | 1954-01-12 | 1954-07-14 | $7700.00 | Window Closed / Lapsed |