US2291545A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Foundation member
Assignee: Individual
•
Filing: 1940-06-04
•
Granted: 1942-07-28
•
Expires: 1960-06-04
Abstract
No abstract record available.
Inventors
- 👤 Ganz Daniel
- 👤 Kaplan Irving
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:29
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/14; B29C45/14778; B29C45/14795; B29C45/14336; B29C2045/1486; B29C2045/14983; B29K; B29K2713/00; Y; Y10; Y10T; Y10T24/00; Y10T24/36; Y10T24/3609; Y10T428/00; Y10T428/24; Y10T428/24628; Y10T428/24636; Y10T428/24669; Y10T428/24736
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) | 1945-07-27 | 1946-01-26 | 1946-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-07-27 | 1950-01-26 | 1950-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-07-27 | 1954-01-26 | 1954-07-28 | $7700.00 | Window Closed / Lapsed |