US1837415A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antifriction bearing
Assignee: Link Belt Co
•
Filing: 1929-09-09
•
Granted: 1931-12-22
•
Expires: 1949-09-09
Abstract
No abstract record available.
Inventors
- 👤 Raymond W Dull
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 02:30
CPC Classifications
F; F16; F16C; F16C35/00; F16C35/04; F16C35/042; F16C35/047; F16C19/00; F16C19/54; F16C19/541; F16C19/542; F16C23/00; F16C23/06; F16C23/08; F16C23/082; F16C23/084; F16C35/06; F16C35/07; F16C35/073; F16C19/22; F16C19/34; F16C19/36; F16C19/364; Y; Y10; Y10S; Y10S384/00; Y10S384/90; Y10S384/906
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) | 1934-12-21 | 1935-06-22 | 1935-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-12-21 | 1939-06-22 | 1939-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-12-21 | 1943-06-22 | 1943-12-22 | $7700.00 | Window Closed / Lapsed |