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US2572174A
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US
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Display card holder for parking meters
Assignee: Individual
•
Filing: 1948-01-21
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Granted: 1951-10-23
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Expires: 1968-01-21
Abstract
No abstract record available.
Inventors
- 👤 Mckenzie Milton Woodrow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:33
CPC Classifications
G; G09; G09F; G09F23/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1222089A
Cited
US2068121A
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US1975690A
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US2049855A
Cited
US2088301A
Cited
US2130155A
Cited
US2123801A
Cited
US2371666A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-22 | 1955-04-23 | 1955-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-22 | 1959-04-23 | 1959-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-22 | 1963-04-23 | 1963-10-23 | $7700.00 | Window Closed / Lapsed |