Patent US2291683A successfully refreshed from Google Patents.
US2291683A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plat book arrangement
Assignee: Individual
•
Filing: 1940-08-19
•
Granted: 1942-08-04
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Expires: 1960-08-19
Abstract
No abstract record available.
Inventors
- 👤 Jr Zilmon J Boothe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:59
CPC Classifications
B; B42; B42D; B42D1/00; B42D1/003; B42D1/008; B42D1/06; G; G09; G09B; G09B29/00; G09B29/02
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) | 1945-08-03 | 1946-02-02 | 1946-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-08-03 | 1950-02-02 | 1950-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-08-03 | 1954-02-02 | 1954-08-04 | $7700.00 | Window Closed / Lapsed |