US2315128A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shrinkproof paper and method of manufacture, and laminated product
Assignee: American Reenforced Paper Co
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Filing: 1939-11-27
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Granted: 1943-03-30
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Expires: 1959-11-27
Abstract
No abstract record available.
Inventors
- 👤 Francis F Newkirk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:26
CPC Classifications
D; D21; D21H; D21H17/00; D21H17/20; D21H17/33; D21H17/46; D21H17/47; D21H17/49; D21H17/50; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249924; Y10T428/249925; Y10T428/31504; Y10T428/31815; Y10T428/31819; Y10T428/31823; Y10T428/31942; Y10T428/31949; Y10T428/31964
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) | 1946-03-29 | 1946-09-28 | 1947-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-03-29 | 1950-09-28 | 1951-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-03-29 | 1954-09-28 | 1955-03-30 | $7700.00 | Window Closed / Lapsed |