US2406679A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid tank
Assignee: Glenn L Martin Co
•
Filing: 1940-05-31
•
Granted: 1946-08-27
•
Expires: 1960-05-31
Abstract
No abstract record available.
Inventors
- 👤 Reid B Gray
- 👤 Weese Joseph C De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 19:33
CPC Classifications
B; B64; B64D; B64D37/00; B64D37/02; B64D37/06; Y; Y10; Y10S; Y10S206/00; Y10S206/819; Y10S220/00; Y10S220/905; Y10S428/00; Y10S428/912
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1949-08-26 | 1950-02-25 | 1950-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-08-26 | 1954-02-25 | 1954-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-08-26 | 1958-02-25 | 1958-08-27 | $7700.00 | Window Closed / Lapsed |