US2555186A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Page turner
Assignee: Individual
•
Filing: 1948-01-21
•
Granted: 1951-05-29
•
Expires: 1968-01-21
Abstract
No abstract record available.
Inventors
- 👤 Telesphore C Demers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:58
CPC Classifications
B; B42; B42D; B42D9/00; B42D9/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1076091A
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US1543599A
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US1598569A
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US1936356A
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US1898666A
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US2070542A
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US2192296A
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US2334751A
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US2367441A
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US2411084A
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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) | 1954-05-28 | 1954-11-27 | 1955-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-28 | 1958-11-27 | 1959-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-28 | 1962-11-27 | 1963-05-29 | $7700.00 | Window Closed / Lapsed |