US2930557A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mounts for calendars and memorandum pads
Assignee: Individual
•
Filing: 1954-06-03
•
Granted: 1960-03-29
•
Expires: 1974-06-03
Abstract
No abstract record available.
Inventors
- 👤 Url S Richards
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:56
CPC Classifications
B; B42; B42D; B42D5/00; B42D5/04; B42D5/043; B42D5/045
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US117133A
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AT28975B
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US890135A
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US990154A
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US1188452A
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US2153460A
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GB522071A
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US2471536A
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US2504277A
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US2676777A
Cited
US2678182A
Cited
FR1093193A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-29 | 1963-09-28 | 1964-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-29 | 1967-09-28 | 1968-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-29 | 1971-09-28 | 1972-03-29 | $7700.00 | Window Closed / Lapsed |