US2480646A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Speed measuring device
Assignee: Raytheon Co
•
Filing: 1945-01-17
•
Granted: 1949-08-30
•
Expires: 1965-01-17
Abstract
No abstract record available.
Inventors
- 👤 William C Grabau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:56
CPC Classifications
G; G01; G01P; G01P5/00; G01P5/24; G01P5/245; G01P5/248; G01S; G01S15/00; G01S15/02; G01S15/50; G01S15/58; G01S15/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1790080A
Cited
US2191119A
Cited
US2202885A
Cited
US2257423A
Cited
US2274262A
Cited
US2328546A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-08-29 | 1953-02-28 | 1953-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-29 | 1957-02-28 | 1957-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-29 | 1961-02-28 | 1961-08-30 | $7700.00 | Window Closed / Lapsed |