US2322039A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inertia stabilized volumeter
Assignee: Iron Fireman Manufacturing Co
•
Filing: 1941-01-07
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Granted: 1943-06-15
•
Expires: 1961-01-07
Abstract
No abstract record available.
Inventors
- 👤 Edward C Lunda
- 👤 Reuben E Wald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:14
CPC Classifications
F; F23; F23L; F23L1/00; F23L1/02; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7869; Y10T137/7871
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) | 1946-06-14 | 1946-12-14 | 1947-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-06-14 | 1950-12-14 | 1951-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-06-14 | 1954-12-14 | 1955-06-15 | $7700.00 | Window Closed / Lapsed |