US2569558A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Height gauge
Assignee: Individual
•
Filing: 1946-08-19
•
Granted: 1951-10-02
•
Expires: 1966-08-19
Abstract
No abstract record available.
Inventors
- 👤 Leo H Cormier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:45
CPC Classifications
G; G01; G01B; G01B5/00; G01B5/02; G01B5/06; G01B5/061; G01B5/063
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US188756A
Cited
US673307A
Cited
US821721A
Cited
US924668A
Cited
GB190825739A
Cited
US1181412A
Cited
US1230627A
Cited
US1334217A
Cited
FR518160A
Cited
US1462101A
Cited
US1661944A
Cited
US1887220A
Cited
US2151305A
Cited
US2144972A
Cited
US2252146A
Cited
US2353626A
Cited
US2400715A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-01 | 1955-04-02 | 1955-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-01 | 1959-04-02 | 1959-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-01 | 1963-04-02 | 1963-10-02 | $7700.00 | Window Closed / Lapsed |