US2556761A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination micrometer caliper and dial gauge
Assignee: Individual
•
Filing: 1947-06-11
•
Granted: 1951-06-12
•
Expires: 1967-06-11
Abstract
No abstract record available.
Inventors
- 👤 Cecil R Keene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 18:46
CPC Classifications
G; G01; G01B; G01B3/00; G01B3/18
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1305872A
Cited
US1561630A
Cited
US1653854A
Cited
US2073089A
Cited
US2304460A
Cited
US2316877A
Cited
US2344595A
Cited
US2344498A
Cited
US2378093A
Cited
US2385157A
Cited
US2371451A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-06-11 | 1954-12-11 | 1955-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-06-11 | 1958-12-11 | 1959-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-06-11 | 1962-12-11 | 1963-06-12 | $7700.00 | Window Closed / Lapsed |