US2427730A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bearing
Assignee: Arthur D Little Inc
•
Filing: 1944-12-13
•
Granted: 1947-09-23
•
Expires: 1964-12-13
Abstract
No abstract record available.
Inventors
- 👤 Jr Allen Latham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:38
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/02; F16C33/04; F16C33/20; F01; F01C; F01C1/00; F01C1/02; F01C1/04; F04; F04C; F04C2/00; F04C2/30; F04C2/34; F04C2/344; F04C2/352; F04C18/00; F04C18/30; F04C18/34; F04C18/344; F04C18/352; F16C2202/00; F16C2202/02; F16C2202/04; F16C2202/50; F16C2202/52; F16C2208/00; F16C2208/02; F16C2208/80; F16C2208/90; F16C2210/00; F16C2210/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1054265A
Cited
US1557767A
Cited
US1929836A
Cited
US2059856A
Cited
US2208975A
Cited
US2338480A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-09-22 | 1951-03-24 | 1951-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-09-22 | 1955-03-24 | 1955-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-09-22 | 1959-03-24 | 1959-09-23 | $7700.00 | Window Closed / Lapsed |