US3077659A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coated aluminum cylinder wall and a method of making
Assignee: Motors Liquidation Co
•
Filing: 1958-12-24
•
Granted: 1963-02-19
•
Expires: 1978-12-24
Abstract
No abstract record available.
Inventors
- 👤 James C Holzwarth
- 👤 Eugene G Ross
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 02:06
CPC Classifications
C; C23; C23C; C23C4/00; C23C4/04; C23C4/06; C23C4/08; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/923; Y10S428/924; Y10S428/926; Y10S428/9335; Y10S428/937; Y10T; Y10T428/00; Y10T428/12; Y10T428/12014; Y10T428/12028; Y10T428/12063; Y10T428/12493; Y10T428/12639; Y10T428/12736; Y10T428/12764
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
44 words
IN AN INTERNAL COMBUSTION ENGINE, AN ALUMINUM CYLINDER WALL HAVING A WEAR-COATING OF A FLAMESPRAYED METAL MIXTURE COMPRISING, BY WEIGHT, APPROXIMATELY 78% TO 92% POWERED ALUMINUM AND 8% TO 22% POWDERED IRON, SAID COATING HAVING A THICKNESS OF APPROXIMATELY 0.001 INCH TO 0.002 INCH.
Claim 2
Dependent Claim
44 words
IN AN INTERNAL COMBUSTION ENGINE, AN ALUMINUM CYLINDER WALL HAVING A WEAR-COATING OF A FLAMESPRAYED METAL MIXTURE COMPRISING, BY WEIGHT, APPROXIMATELY 78% TO 92% POWERED ALUMINUM AND 8% TO 22% POWDERED IRON, SAID COATING HAVING A THICKNESS OF APPROXIMATELY 0.001 INCH TO 0.002 INCH.
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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) | 1966-02-18 | 1966-08-20 | 1967-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-18 | 1970-08-20 | 1971-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-18 | 1974-08-20 | 1975-02-19 | $7700.00 | Window Closed / Lapsed |