US3066993A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Projector cabinet
Assignee: Individual
•
Filing: 1960-07-25
•
Granted: 1962-12-04
•
Expires: 1980-07-25
Abstract
No abstract record available.
Inventors
- 👤 Vennice E Mark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 00:17
CPC Classifications
G; G03; G03B; G03B29/00; A; A47; A47B; A47B17/00; A47B17/02; A47B37/00; A47B37/02; A47B51/00; A47B9/00; A47B2220/00; A47B2220/0002; A47B2220/0013
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US408385A
Cited
US894998A
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US1093344A
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US1376997A
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GB279533A
Cited
US2306209A
Cited
US2336416A
Cited
US2468683A
Cited
DE916212C
Cited
US2754537A
Cited
US2869957A
Cited
US2878087A
Cited
US2878089A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-03 | 1966-06-04 | 1966-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-03 | 1970-06-04 | 1970-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-03 | 1974-06-04 | 1974-12-04 | $7700.00 | Window Closed / Lapsed |