US2610904A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Record magazine
Assignee: Individual
•
Filing: 1948-08-18
•
Granted: 1952-09-16
•
Expires: 1968-08-18
Abstract
No abstract record available.
Inventors
- 👤 Freeman H Owens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 02:05
CPC Classifications
G; G01; G01D; G01D15/00; G01D15/28; G01D15/24; G01R; G01R13/00
Claims Analysis
Total Claims: 0
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US2403587A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-16 | 1956-03-17 | 1956-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-16 | 1960-03-17 | 1960-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-16 | 1964-03-17 | 1964-09-16 | $7700.00 | Window Closed / Lapsed |