US2471187A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite floating bearing journal
Assignee: Individual
•
Filing: 1944-07-21
•
Granted: 1949-05-24
•
Expires: 1964-07-21
Abstract
No abstract record available.
Inventors
- 👤 Karl W Atwater
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:13
CPC Classifications
F; F16; F16C; F16C17/00; F16C17/12; F16C17/18; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/10; F16C33/1025; F16C33/1045; F16C33/1055; F16C2300/00; F16C2300/20; Y; Y10; Y10S; Y10S384/00; Y10S384/90; Y10S384/901
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US15817A
Cited
US127661A
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US199400A
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US528278A
Cited
USRE15058E
Cited
US873444A
Cited
US1557767A
Cited
GB241405A
Cited
GB284654A
Cited
US1793874A
Cited
GB553673A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-05-23 | 1952-11-22 | 1953-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-23 | 1956-11-22 | 1957-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-23 | 1960-11-22 | 1961-05-24 | $7700.00 | Window Closed / Lapsed |