US3239288A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-lubricating compositions
Assignee: Boeing Co
•
Filing: 1963-10-24
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Granted: 1966-03-08
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Expires: 1983-10-24
Abstract
No abstract record available.
Inventors
- 👤 Mahlon E Campbell
- 👤 Jan W Van Wyk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:50
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/30; F16C33/38; F16C33/3831; C; C10; C10M; C10M7/00; F16C33/44; F16C33/66; F16C33/6696; F16N; F16N15/00; C10M2201/00; C10M2201/04; C10M2201/05; C10M2201/06; C10M2201/062; C10M2201/065; C10M2201/066; C10N; C10N2040/00; C10N2040/02; C10N2050/00; C10N2050/08; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
37 words
IN A BALL BEARING ASSEMBLY, THE COMBINATION COMPRISING AN INNER RACE MEMBER SUPPORTING A PLURALITY OF BALL BEARINGS, SAID PLURALITY OF BALL BEARINGS BEING SEPARATED BY INSERTED SECTIONS OF A LUBRICANT COMPOSITE MATERIAL COMPRISED SUBSTANTIALLY AS FOLLOWS:
Claim 2
Dependent Claim
37 words
IN A BALL BEARING ASSEMBLY, THE COMBINATION COMPRISING AN INNER RACE MEMBER SUPPORTING A PLURALITY OF BALL BEARINGS, SAID PLURALITY OF BALL BEARINGS BEING SEPARATED BY INSERTED SECTIONS OF A LUBRICANT COMPOSITE MATERIAL COMPRISED SUBSTANTIALLY AS FOLLOWS:
References Cited (Backward Citations)
GB704035A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-07 | 1969-09-06 | 1970-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-07 | 1973-09-06 | 1974-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-07 | 1977-09-06 | 1978-03-08 | $7700.00 | Window Closed / Lapsed |