Patent US2526469A successfully refreshed from Google Patents.
US2526469A
Expired / Lapsed
US
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Piercing and printing method
Assignee: Individual
•
Filing: 1946-08-13
•
Granted: 1950-10-17
•
Expires: 1966-08-13
Abstract
No abstract record available.
Inventors
- 👤 Owen J Garlough
- 👤 Harry M Stewart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 20:05
CPC Classifications
B; B41; B41F; B41F17/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US261025A
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US1307532A
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US986548A
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US1135053A
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US1232634A
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US1262205A
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US1466000A
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US1549784A
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US1556552A
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US2082945A
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US2356644A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-16 | 1954-04-17 | 1954-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-16 | 1958-04-17 | 1958-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-16 | 1962-04-17 | 1962-10-17 | $7700.00 | Window Closed / Lapsed |