US2615063A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Current measuring device
Assignee: Individual
•
Filing: 1950-11-10
•
Granted: 1952-10-21
•
Expires: 1970-11-10
Abstract
No abstract record available.
Inventors
- 👤 Clarence J Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:33
CPC Classifications
G; G01; G01T; G01T1/00; G01T1/15; G01T1/29; H; H03; H03M; H03M1/00; H05; H05H; H05H7/00; H03M1/06; H03M1/0617
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2491904A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-21 | 1956-04-21 | 1956-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-21 | 1960-04-21 | 1960-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-21 | 1964-04-21 | 1964-10-21 | $7700.00 | Window Closed / Lapsed |