US1958412A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Idler roll
Assignee: ROBINS CONVEYING BELT CO
•
Filing: 1932-01-09
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Granted: 1934-05-15
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Expires: 1952-01-09
Abstract
No abstract record available.
Inventors
- 👤 Morris J Andrada
- 👤 Fairbairn John James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:44
CPC Classifications
B; B65; B65G; B65G39/00; B65G39/02; B65G39/09; F; F16; F16C; F16C13/00; F16C13/02; F16C13/022; F16C33/00; F16C33/72; F16C33/76; F16C33/80; F16C19/00; F16C19/22; F16C19/34; F16C19/36; F16C19/364; F16C2326/00; F16C2326/58; Y; Y10; Y10S; Y10S29/00; Y10S29/034; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49702
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) | 1937-05-14 | 1937-11-13 | 1938-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-05-14 | 1941-11-13 | 1942-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-05-14 | 1945-11-13 | 1946-05-15 | $7700.00 | Window Closed / Lapsed |