US3073761A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dry lubrication process and bearing surface
Assignee: Individual
•
Filing: 1960-01-26
•
Granted: 1963-01-15
•
Expires: 1980-01-26
Abstract
No abstract record available.
Inventors
- 👤 Charles P Covino
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:17
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/10; F16C33/12; Y; Y10; Y10S; Y10S384/00; Y10S384/90; Y10S384/909
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
A PROCESS FOR PREPARING A LUBRICATED METAL-BEARING SURFACE SUITABLE FOR HIGH HEAT AND HIGH PRESSURE LUBRICATION COMPRISING CLEANING THE METAL BEARING SURFACE, APPLYING A GOLD STRIKE TO SAID CLEANED SURFACE, GOLD PLATING SAID GOLD STRIKE, AND COATING SAID PLATED SURFACE WITH A COATING COMPRISING A DRY LUBRICANT IN A RESIN VEHICLE, AND THEN CURING SAID RESIN.
Claim 2
Dependent Claim
56 words
A PROCESS FOR PREPARING A LUBRICATED METAL-BEARING SURFACE SUITABLE FOR HIGH HEAT AND HIGH PRESSURE LUBRICATION COMPRISING CLEANING THE METAL BEARING SURFACE, APPLYING A GOLD STRIKE TO SAID CLEANED SURFACE, GOLD PLATING SAID GOLD STRIKE, AND COATING SAID PLATED SURFACE WITH A COATING COMPRISING A DRY LUBRICANT IN A RESIN VEHICLE, AND THEN CURING SAID RESIN.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |