Patent US2629004A successfully refreshed from Google Patents.
US2629004A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical micrometer
Assignee: Individual
•
Filing: 1947-06-10
•
Granted: 1953-02-17
•
Expires: 1967-06-10
Abstract
No abstract record available.
Inventors
- 👤 Maurice L Greenough
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:08
CPC Classifications
G; G01; G01B; G01B7/00; G01B7/001; G01D; G01D5/00; G01D5/12; G01D5/14; G01D5/20; G01D5/2006; G01D5/202
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1126027A
Cited
US1815717A
Cited
US2116119A
Cited
US2111210A
Cited
US2217843A
Cited
US2237254A
Cited
US2215148A
Cited
US2307649A
Cited
US2353211A
Cited
US2396540A
Cited
US2400953A
Cited
US2557393A
Cited
US2399635A
Cited
US2411501A
Cited
US2431841A
Cited
US2503851A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-02-17 | 1956-08-18 | 1957-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-02-17 | 1960-08-18 | 1961-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-02-17 | 1964-08-18 | 1965-02-17 | $7700.00 | Window Closed / Lapsed |