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US2622346A
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Apparatus for displaying variable information
Assignee: Individual
•
Filing: 1948-09-13
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Granted: 1952-12-23
•
Expires: 1968-09-13
Abstract
No abstract record available.
Inventors
- 👤 Guichard Raymond Arthur Eugene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:41
CPC Classifications
B; B42; B42F; B42F17/00; B42F17/32; G; G09; G09D; G09D1/00
Claims Analysis
Total Claims: 0
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US2234249A
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US2296799A
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US2502190A
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US2527901A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-23 | 1956-06-23 | 1956-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-23 | 1960-06-23 | 1960-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-23 | 1964-06-23 | 1964-12-23 | $7700.00 | Window Closed / Lapsed |