US3215629A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bearing compositions
Assignee: GEA Group AG
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Filing: 1962-07-09
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Granted: 1965-11-02
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Expires: 1982-07-09
Abstract
No abstract record available.
Inventors
- 👤 Weber Richard
- 👤 Ziesler Heinrich
- 👤 Wurth Wilhelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:38
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/02; F16C33/04; C; C08; C08K; C08K3/00; C08K3/02; C08K3/08; F16C33/20; F16C33/201; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12014; Y10T428/12028; Y10T428/12063; Y10T428/12104; Y10T428/12111
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
AN ANTIFRICTION BEARING COMPRILSING A SINTERED MIXTURE OF A POWDERED METALLIC ADDITIVE WITH A POWDERED POLYCONDENSATION PRODUCT OF 11 AMINOUNDECANOIC ACID, SAID POWDERED METALLIC ADDITIVE SELECTED FROM THE GROUP CONSISTING OF 8 TO 35% BY VOLUME CADMIUM, 8 TO 35% BY VOLUME TIN, 8 TO 35% BY VOLUME ALUMINUM, AND 5 TO 35% BY VOLUME LEAD.
Claim 2
Dependent Claim
56 words
AN ANTIFRICTION BEARING COMPRILSING A SINTERED MIXTURE OF A POWDERED METALLIC ADDITIVE WITH A POWDERED POLYCONDENSATION PRODUCT OF 11 AMINOUNDECANOIC ACID, SAID POWDERED METALLIC ADDITIVE SELECTED FROM THE GROUP CONSISTING OF 8 TO 35% BY VOLUME CADMIUM, 8 TO 35% BY VOLUME TIN, 8 TO 35% BY VOLUME ALUMINUM, AND 5 TO 35% BY VOLUME LEAD.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-01 | 1969-05-03 | 1969-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-01 | 1973-05-03 | 1973-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-01 | 1977-05-03 | 1977-11-02 | $7700.00 | Window Closed / Lapsed |