US2548590A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Noncontacting width gauge
Assignee: General Electric Co
•
Filing: 1950-04-01
•
Granted: 1951-04-10
•
Expires: 1970-04-01
Abstract
No abstract record available.
Inventors
- 👤 Ellsworth D Cook
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:23
CPC Classifications
G; G01; G01B; G01B11/00; G01B11/02; G01B11/04; G01B11/046; Y; Y10; Y10S; Y10S33/00; Y10S33/03
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2208447A
Cited
US2247684A
Cited
US2344817A
Cited
US2355363A
Cited
US2443634A
Cited
US2474906A
Cited
US2444261A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-09 | 1954-10-09 | 1955-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-09 | 1958-10-09 | 1959-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-09 | 1962-10-09 | 1963-04-10 | $7700.00 | Window Closed / Lapsed |