US2807540A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aluminum base bearing
Assignee: Motors Liquidation Co
•
Filing: 1952-03-15
•
Granted: 1957-09-24
•
Expires: 1972-03-15
Abstract
No abstract record available.
Inventors
- 👤 Alfred W Schluchter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 06:05
CPC Classifications
C; C22; C22C; C22C21/00; C22C21/003; F; F16; F16C; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/12; F16C33/121; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49709; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12736; Y10T428/1275; Y10T428/12757
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
55 words
A BEARING FORMED OF AN ALLOY CAPABLE OF BEING ROLLED INTO SHEET FORM FROM CAST INGOTS AND HAVING HIGH ANTIFRICTION PROPERTIES AND FATIGUE RESISTANCE, SAID ALLOY CONSISTING ESSENTIAL OF 0.2% TO 0.5% MAGNESIUM, 0.2% TO 2.5% CADMIUM, 2% TO 5% SILICON, 0.3% TO 1% COPPER, IRON NOT IN EXCESS OF 0.5%, AND THE BALANCE ALUMINUM.
References Cited (Backward Citations)
US406946A
Cited
US1079035A
Cited
US1333337A
Cited
US1508556A
Cited
US1572487A
Cited
US1945297A
Cited
US2026571A
Cited
US2076281A
Cited
US2026559A
Cited
US2026561A
Cited
US2277023A
Cited
US2225925A
Cited
US2122535A
Cited
US2238399A
Cited
US2214432A
Cited
GB534623A
Cited
US2263823A
Cited
US2357578A
Cited
GB550516A
Cited
US2352990A
Cited
US2435991A
Cited
US2599726A
Cited
US2501440A
Cited
US2586099A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-23 | 1961-03-25 | 1961-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-23 | 1965-03-25 | 1965-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-23 | 1969-03-25 | 1969-09-24 | $7700.00 | Window Closed / Lapsed |