US2547465A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Crankshaft bearing assembly
Assignee: Jack & Heintz Prec Ind Inc
•
Filing: 1946-03-21
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Granted: 1951-04-03
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Expires: 1966-03-21
Abstract
No abstract record available.
Inventors
- 👤 Ralph M Heintz
- 👤 John W Frazier
- 👤 Leonard J Koch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:14
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/12; F16C33/122; F16C33/124; F16C33/125; F16C33/14; F16C2204/00; F16C2204/02; F16C2204/04; F16C2204/30; F16C2223/00; F16C2223/30; F16C2223/32; F16C2226/00; F16C2226/50; F16C2226/62; F16C2226/80; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/938; Y10S428/941; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12681; Y10T428/12701; Y10T428/12771; Y10T428/12861; Y10T428/12896
Claims Analysis
Total Claims: 0
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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) | 1954-04-02 | 1954-10-02 | 1955-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-02 | 1958-10-02 | 1959-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-02 | 1962-10-02 | 1963-04-03 | $7700.00 | Window Closed / Lapsed |