US2466748A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Auxiliary support for balancing apparatus
Assignee: Individual
•
Filing: 1945-03-07
•
Granted: 1949-04-12
•
Expires: 1965-03-07
Abstract
No abstract record available.
Inventors
- 👤 Jeanne C Spencer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:22
CPC Classifications
G; G01; G01M; G01M1/00; G01M1/02; G01M1/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US667835A
Cited
AT24469B
Cited
US1610718A
Cited
US1651272A
Cited
US2123443A
Cited
US2201369A
Cited
US2347002A
Cited
US2382665A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-11 | 1952-10-11 | 1953-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-11 | 1956-10-11 | 1957-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-11 | 1960-10-11 | 1961-04-12 | $7700.00 | Window Closed / Lapsed |