US2682909A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for making reinforced webs
Assignee: MB Claff and Sons Inc
•
Filing: 1950-04-26
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Granted: 1954-07-06
•
Expires: 1970-04-26
Abstract
No abstract record available.
Inventors
- 👤 Chester E Claff
- 👤 Carl A Moeller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:39
CPC Classifications
B; B31; B31F; B31F1/00; B31F1/0003; B31F1/0006; B31F1/0009; B31F1/0019; B31F1/0029; B31F5/00; B31F5/06; B31F5/08; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1062; Y10T156/1064; Y10T156/12; Y10T156/1317; Y10T156/1322
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1597257A
Cited
US1591062A
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US1636525A
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USRE19847E
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US2184970A
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US2285447A
Cited
US2304534A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-07-05 | 1958-01-04 | 1958-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-05 | 1962-01-04 | 1962-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-05 | 1966-01-04 | 1966-07-06 | $7700.00 | Window Closed / Lapsed |