US2825988A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-folding map-holder
Assignee: Individual
•
Filing: 1954-05-17
•
Granted: 1958-03-11
•
Expires: 1974-05-17
Abstract
No abstract record available.
Inventors
- 👤 O'reilly Hugh Campbell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:02
CPC Classifications
G; G09; G09B; G09B29/00; G09B29/02; G09B29/04; Y; Y10; Y10S; Y10S40/00; Y10S40/904
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1687304A
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US1887502A
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US2118964A
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US1967584A
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US2293979A
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US2431472A
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US2557523A
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US2539286A
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US2744557A
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US2767756A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-10 | 1961-09-09 | 1962-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-10 | 1965-09-09 | 1966-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-10 | 1969-09-09 | 1970-03-11 | $7700.00 | Window Closed / Lapsed |