US1985698A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paper manufacture
Assignee: GARDNER RICHARDSON CO
•
Filing: 1932-05-28
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Granted: 1934-12-25
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Expires: 1952-05-28
Abstract
No abstract record available.
Inventors
- 👤 D Joseph H Swan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:21
CPC Classifications
D; D21; D21H; D21H19/00; D21H19/80; D21H19/82; D21H19/10; D21H19/12; D21H19/14; D21H19/18; D21H19/20; D21H19/22; D21H21/00; D21H21/14; D21H21/16; D21H21/36; D21H21/38; D21H23/00; D21H23/02; D21H23/22; D21H23/52; D21H23/56; D21H27/00; D21H27/10; D21H27/30; D21H27/32; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31725; Y10T428/31728; Y10T428/3175; Y10T428/31754; Y10T428/31761; Y10T428/31768; Y10T428/31772; Y10T428/31775; Y10T428/31801; Y10T428/31804; Y10T428/31808; Y10T428/31826; Y10T428/31841
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) | 1937-12-24 | 1938-06-25 | 1938-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-12-24 | 1942-06-25 | 1942-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-12-24 | 1946-06-25 | 1946-12-25 | $7700.00 | Window Closed / Lapsed |