US3127224A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bearing
Assignee: —
•
Filing: —
•
Granted: 1964-03-31
•
Expires: 1981-03-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 18:15
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/14; C; C23; C23C; C23C30/00; C23C30/005; F16C33/10; F16C33/1095; F16C33/24; F16C2220/00; F16C2220/20; F16C2220/60; F16C2223/00; F16C2223/10; F16C2223/12; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49643; Y10T29/49647; Y10T29/49668; Y10T29/49677; Y10T29/49702
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
73 words
AN ARTICLE OF MANUFACTURE COMPRISING IN COMBINATION, A COMPOSITE BODY OF A VERY HARD METAL INCLUDING TUNGSTEN AND A METALLIC BINDER, ADAPTED TO CONTACT A FURTHER BODY AND HAVE RELATIVE MOTION THEREWITH, SAID COMPOSITE BODY BEING FURTHER CHARACTERIZED BY HAVING SURFACE PORTIONS OF SAID BINDER ETCHED TO LEAVE IRREGULAR SURFACE OPENINGS INTO SAID BODY, AND A DRY LUBRICANT MATERIAL IN SAID OPENINGS TO PROVIDE LUBRICATION BETWEEN SAID COMPOSITE BODY AND SAID FURTHER BODY.
Claim 2
Dependent Claim
73 words
AN ARTICLE OF MANUFACTURE COMPRISING IN COMBINATION, A COMPOSITE BODY OF A VERY HARD METAL INCLUDING TUNGSTEN AND A METALLIC BINDER, ADAPTED TO CONTACT A FURTHER BODY AND HAVE RELATIVE MOTION THEREWITH, SAID COMPOSITE BODY BEING FURTHER CHARACTERIZED BY HAVING SURFACE PORTIONS OF SAID BINDER ETCHED TO LEAVE IRREGULAR SURFACE OPENINGS INTO SAID BODY, AND A DRY LUBRICANT MATERIAL IN SAID OPENINGS TO PROVIDE LUBRICATION BETWEEN SAID COMPOSITE BODY AND SAID FURTHER BODY.
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) | 1967-03-31 | 1967-09-30 | 1968-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-31 | 1971-09-30 | 1972-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-31 | 1975-09-30 | 1976-03-31 | $7700.00 | Window Closed / Lapsed |