US3067530A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Projection screen adapted to have writing applied thereto
Assignee: Individual
•
Filing: 1959-12-23
•
Granted: 1962-12-11
•
Expires: 1979-12-23
Abstract
No abstract record available.
Inventors
- 👤 Bolsey Jacques
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:44
CPC Classifications
B; B43; B43L; B43L1/00; B43L1/004; G; G03; G03B; G03B21/00; G03B21/54; G03B21/56; G03B21/60; G03B21/602
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1399566A
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US1227205A
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US1688672A
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US2036146A
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US2279555A
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US2510344A
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GB596813A
Cited
US2673142A
Cited
FR1052988A
Cited
US2761945A
Cited
US2971277A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-10 | 1966-06-11 | 1966-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-10 | 1970-06-11 | 1970-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-10 | 1974-06-11 | 1974-12-11 | $7700.00 | Window Closed / Lapsed |