Patent US3030892A successfully refreshed from Google Patents.
Patent US2484218A successfully refreshed from Google Patents.
US2484218A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for transmitting changes in gauge conditions
Assignee: Consolidated Vultee Aircraft Corp
•
Filing: 1944-05-13
•
Granted: 1949-10-11
•
Expires: 1964-05-13
Abstract
No abstract record available.
Inventors
- 👤 Harvey D Giffen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:21
CPC Classifications
G; G08; G08C; G08C15/00; G08C15/06; G08C15/10; Y; Y10; Y10S; Y10S33/00; Y10S33/13
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1786780A
Cited
US1965393A
Cited
US1849870A
Cited
US1849827A
Cited
US2210970A
Cited
GB502711A
Cited
US2378395A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-10 | 1953-04-11 | 1953-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-10 | 1957-04-11 | 1957-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-10 | 1961-04-11 | 1961-10-11 | $7700.00 | Window Closed / Lapsed |