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US2672168A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Woven endless belt
Assignee: Individual
•
Filing: 1951-04-25
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Granted: 1954-03-16
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Expires: 1971-04-25
Abstract
No abstract record available.
Inventors
- 👤 Walters Gustav
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:13
CPC Classifications
D; D03; D03D; D03D3/00; D03D1/00; D03D1/0094
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US505294A
Cited
GB189806475A
Cited
US708907A
Cited
US824226A
Cited
US848121A
Cited
US1034063A
Cited
US1895689A
Cited
GB429743A
Cited
US2391674A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-15 | 1957-09-14 | 1958-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-15 | 1961-09-14 | 1962-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-15 | 1965-09-14 | 1966-03-16 | $7700.00 | Window Closed / Lapsed |