US2483035A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Card record system
Assignee: Individual
•
Filing: 1944-12-09
•
Granted: 1949-09-27
•
Expires: 1964-12-09
Abstract
No abstract record available.
Inventors
- 👤 Cloyd E Burns
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:10
CPC Classifications
G; G06; G06K; G06K21/00; G06K21/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR49600E
Cited
US1317684A
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US1404611A
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US1260705A
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US999991A
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US1235502A
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US1748692A
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US1994897A
Cited
US2109820A
Cited
US2177106A
Cited
FR851634A
Cited
US2338133A
Cited
US2261717A
Cited
US2304854A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-09-26 | 1953-03-28 | 1953-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-09-26 | 1957-03-28 | 1957-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-09-26 | 1961-03-28 | 1961-09-27 | $7700.00 | Window Closed / Lapsed |