US1948411A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Endless belt and seam construction therefor
Assignee: Individual
•
Filing: 1931-01-23
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Granted: 1934-02-20
•
Expires: 1951-01-23
Abstract
No abstract record available.
Inventors
- 👤 Eduard V Asten
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:54
CPC Classifications
A; A44; A44B; A44B19/00; A44B19/42; B; B01; B01D; B01D46/00; B01D46/18; D; D21; D21F; D21F1/00; D21F1/0027; D21F1/0054; F; F16; F16G; F16G3/00; F16G3/02; Y; Y10; Y10T; Y10T24/00; Y10T24/16; Y10T24/1608; Y10T24/1672; Y10T24/1696; Y10T24/25; Y10T24/2591; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49833; Y10T29/49835; Y10T29/49837
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) | 1937-02-19 | 1937-08-21 | 1938-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-02-19 | 1941-08-21 | 1942-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-02-19 | 1945-08-21 | 1946-02-20 | $7700.00 | Window Closed / Lapsed |