Patent US2284670A successfully refreshed from Google Patents.
US2284670A
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Bearing and process of forming the same
Assignee: Bohn Aluminum and Brass Corp
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Filing: 1940-02-02
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Granted: 1942-06-02
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Expires: 1960-02-02
Abstract
No abstract record available.
Inventors
- 👤 William E Mccullough
- 👤 Edwin O Goerke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:59
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/14; C; C22; C22C; C22C21/00; C22C21/003; F16C2220/00; F16C2220/40; F16C2220/48; F16C2220/80; F16C2220/82; F16C2220/84; F16C2223/00; F16C2223/02; F16C2223/04; F16C2223/30; F16C2223/44; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49636; Y10T29/49643; Y10T29/49647; Y10T29/49668; Y10T29/49709; Y10T407/00; Y10T407/28; Y10T428/00; Y10T428/12; Y10T428/12229; Y10T428/12375; Y10T428/12389
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1945-06-01 | 1945-12-01 | 1946-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-06-01 | 1949-12-01 | 1950-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-06-01 | 1953-12-01 | 1954-06-02 | $7700.00 | Window Closed / Lapsed |