US2270990A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Engine
Assignee: Reconstruction Finance Corp
•
Filing: 1940-01-25
•
Granted: 1942-01-27
•
Expires: 1960-01-25
Abstract
No abstract record available.
Inventors
- 👤 Carl F Bachle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 07:04
CPC Classifications
F; F02; F02F; F02F1/00; F02F1/24; F02F1/26; F02F1/28; F02F1/30; F02F1/32; F02B; F02B75/00; F02B75/02; F02B2075/022; F02B2075/027; F02B75/16; F02B75/18; F02B75/24; F02B75/243
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) | 1945-01-26 | 1945-07-28 | 1946-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-01-26 | 1949-07-28 | 1950-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-01-26 | 1953-07-28 | 1954-01-27 | $7700.00 | Window Closed / Lapsed |