US3432293A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bearing materials and method of making same
Assignee: Federal Mogul Engineering Ltd
•
Filing: 1966-01-06
•
Granted: 1969-03-11
•
Expires: 1986-01-06
Abstract
No abstract record available.
Inventors
- 👤 Anthony D Michael
- 👤 George C Pratt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:24
CPC Classifications
B; B22; B22D; B22D25/00; B22D25/02; B22D25/04; C; C22; C22C; C22C21/00; C22F; C22F1/00; F; F16; F16C; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/12; F16C33/121; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/939; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12736; Y10T428/1275; Y10T428/12757
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US963973A
Cited
GB267067A
Cited
US1956468A
Cited
US1956467A
Cited
US2015154A
Cited
GB500040A
Cited
US2197259A
Cited
US2203679A
Cited
GB901017A
Cited
US3141767A
Cited
US3295173A
Cited
US3347959A
Cited
US3295174A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-10 | 1972-09-09 | 1973-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-10 | 1976-09-09 | 1977-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-10 | 1980-09-09 | 1981-03-11 | $7700.00 | Window Closed / Lapsed |