US2424534A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Moistening device for duplicating machines
Assignee: Individual
•
Filing: 1944-04-27
•
Granted: 1947-07-22
•
Expires: 1964-04-27
Abstract
No abstract record available.
Inventors
- 👤 Ford Frank Ronald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:54
CPC Classifications
B; B41; B41L; B41L7/00; B41L7/02; B41L7/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1990349A
Cited
US1964933A
Cited
US2177578A
Cited
US2215495A
Cited
US2229583A
Cited
US2237548A
Cited
GB548331A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-07-21 | 1951-01-20 | 1951-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-07-21 | 1955-01-20 | 1955-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-07-21 | 1959-01-20 | 1959-07-22 | $7700.00 | Window Closed / Lapsed |