US2995981A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for displaying vectographic prints
Assignee: Individual
•
Filing: 1954-03-24
•
Granted: 1961-08-15
•
Expires: 1974-03-24
Abstract
No abstract record available.
Inventors
- 👤 Bernard J Tamarin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:25
CPC Classifications
G; G02; G02B; G02B30/00; G02B30/20; G02B30/22; G02B30/25
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1686615A
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US2136486A
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GB491097A
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US2165965A
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US2482410A
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US2535781A
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US2565185A
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US2688813A
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US2720553A
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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) | 1964-08-14 | 1965-02-13 | 1965-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-14 | 1969-02-13 | 1969-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-14 | 1973-02-13 | 1973-08-15 | $7700.00 | Window Closed / Lapsed |