US2741018A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bearing
Assignee: Clevite Corp
•
Filing: 1947-07-16
•
Granted: 1956-04-10
•
Expires: 1967-07-16
Abstract
No abstract record available.
Inventors
- 👤 Ralph A Schaefer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 00:24
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/12; F16C33/121; F16C33/122; F16C33/124; F16C33/14; F16C2204/00; F16C2204/30; F16C2204/32; F16C2204/34; F16C2223/00; F16C2223/30; F16C2223/32; F16C2240/00; F16C2240/40; F16C2240/60; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/923; Y10S428/924; Y10S428/926; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12687; Y10T428/12736; Y10T428/1275; Y10T428/12757; Y10T428/12771; Y10T428/12861; Y10T428/12951; Y10T428/12972; Y10T428/12986
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
A BEARING CONSISTING OF A STEEL, AN ALUMINUM ALLOY LAYER OF SUBSTANTIAL THICKNESS INTEGRALLY BONDED TO SAID STEEL SHELL, AND A LAYER OF A BEARING COMPOSITION BONDED TO THE EXPOSED SURFACE OF SAID ALUMINUM ALLOY LAYER APPROXIMATELY .002" THICK AND COMPOSED OF AN ALLOY CONTAINING APPROXIMATELY 3% COPPER AND 97% TIN.
Claim 2
Dependent Claim
51 words
A BEARING CONSISTING OF A STEEL, AN ALUMINUM ALLOY LAYER OF SUBSTANTIAL THICKNESS INTEGRALLY BONDED TO SAID STEEL SHELL, AND A LAYER OF A BEARING COMPOSITION BONDED TO THE EXPOSED SURFACE OF SAID ALUMINUM ALLOY LAYER APPROXIMATELY .002" THICK AND COMPOSED OF AN ALLOY CONTAINING APPROXIMATELY 3% COPPER AND 97% TIN.
References Cited (Backward Citations)
FR525076A
Cited
US2170039A
Cited
US2277023A
Cited
DE706655C
Cited
US2329483A
Cited
US2316119A
Cited
US2426940A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-10 | 1959-10-10 | 1960-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-10 | 1963-10-10 | 1964-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-10 | 1967-10-10 | 1968-04-10 | $7700.00 | Window Closed / Lapsed |