US3472567A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Filament wound bearing cage
Assignee: SKF USA Inc
•
Filing: 1967-08-09
•
Granted: 1969-10-14
•
Expires: 1987-08-09
Abstract
No abstract record available.
Inventors
- 👤 John H Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:01
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/30; F16C33/38; F16C33/44; F16C33/3837; F16C33/3843; F16C33/3856; F16C19/00; F16C19/02; F16C19/04; F16C19/06; F16C2208/00; F16C2208/80; F16C2208/82; F16C2208/86; F16C2220/00; F16C2220/28; F16C2300/00; F16C2300/02; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49801
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US449964A
Cited
USRE15345E
Cited
US1733673A
Cited
US2035417A
Cited
GB584120A
Cited
US3047191A
Cited
US3075278A
Cited
US3068552A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-13 | 1973-04-14 | 1973-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-13 | 1977-04-14 | 1977-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-13 | 1981-04-14 | 1981-10-14 | $7700.00 | Window Closed / Lapsed |