US2613090A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grease shield for antifriction bearings
Assignee: Ransome and Marles Bearing Co Ltd
•
Filing: 1948-11-18
•
Granted: 1952-10-07
•
Expires: 1968-11-18
Abstract
No abstract record available.
Inventors
- 👤 Hickling Frederick Osgood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 02:56
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/72; F16C33/76; F16C33/78; F16C33/7869; F16C33/7873; F16C33/7876; F16C33/80; Y; Y10; Y10S; Y10S277/00; Y10S277/925
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-07 | 1956-04-07 | 1956-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-07 | 1960-04-07 | 1960-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-07 | 1964-04-07 | 1964-10-07 | $7700.00 | Window Closed / Lapsed |