US2123760A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laminated paper
Assignee: Specialty Papers Co
•
Filing: 1934-06-16
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Granted: 1938-07-12
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Expires: 1954-06-16
Abstract
No abstract record available.
Inventors
- 👤 Wilshire Van Hamm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:32
CPC Classifications
D; D21; D21H; D21H27/00; D21H27/30; D21H27/38; D21H19/00; D21H19/10; D21H19/14; D21H19/18; D21H11/00; D21H11/02; D21H11/06; D21H17/00; D21H17/60; D21H23/00; D21H23/02; D21H23/22; D21H23/32; D21H23/42; Y; Y10; Y10S; Y10S206/00; Y10S206/819; Y10T; Y10T156/00; Y10T156/17; Y10T156/1702; Y10T156/1712; Y10T156/1722; Y10T156/1727; Y10T428/00; Y10T428/27; Y10T428/31504; Y10T428/31801; Y10T428/31804; Y10T428/31808; Y10T428/31812
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) | 1941-07-11 | 1942-01-10 | 1942-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-07-11 | 1946-01-10 | 1946-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-07-11 | 1950-01-10 | 1950-07-12 | $7700.00 | Window Closed / Lapsed |