Patent US1676759A successfully refreshed from Google Patents.
US1676759A
Expired / Lapsed
US
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Process and mechanism for producing stretchable paper
Assignee: Arkell Safety Bag Co
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Filing: 1925-12-11
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Granted: 1928-07-10
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Expires: 1945-12-11
Abstract
No abstract record available.
Inventors
- 👤 Howard G Widmer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:28
CPC Classifications
B; B31; B31F; B31F1/00; B31F1/12; B31F1/122
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) | 1931-07-10 | 1932-01-09 | 1932-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-07-10 | 1936-01-09 | 1936-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-07-10 | 1940-01-09 | 1940-07-10 | $7700.00 | Window Closed / Lapsed |