Patent US2324834A successfully refreshed from Google Patents.
US2324834A
Expired / Lapsed
US
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Method of making printed signatures
Assignee: Individual
•
Filing: 1941-08-21
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Granted: 1943-07-20
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Expires: 1961-08-21
Abstract
No abstract record available.
Inventors
- 👤 Gurwick Irving
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:23
CPC Classifications
B; B41; B41F; B41F17/00; B41F17/02; Y; Y10; Y10S; Y10S462/00; Y10S462/90; Y10T; Y10T83/00; Y10T83/525; Y10T83/533
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) | 1946-07-19 | 1947-01-18 | 1947-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-07-19 | 1951-01-18 | 1951-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-07-19 | 1955-01-18 | 1955-07-20 | $7700.00 | Window Closed / Lapsed |