US2443880A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dial gauge for measuring small bores
Assignee: Standard Gage Co Inc
•
Filing: 1946-04-05
•
Granted: 1948-06-22
•
Expires: 1966-04-05
Abstract
No abstract record available.
Inventors
- 👤 Aldeborgh Erik Henry
- 👤 Emery Alfred Hamilton
- 👤 John J Bishop
- 👤 Earl M Boat
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:21
CPC Classifications
G; G01; G01B; G01B5/00; G01B5/08
Claims Analysis
Total Claims: 0
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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) | 1951-06-22 | 1951-12-22 | 1952-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-06-22 | 1955-12-22 | 1956-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-06-22 | 1959-12-22 | 1960-06-22 | $7700.00 | Window Closed / Lapsed |