US3361903A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light source for a film projector
Assignee: Consolidated Electrodynamics Corp
•
Filing: 1965-12-03
•
Granted: 1968-01-02
•
Expires: 1985-12-03
Abstract
No abstract record available.
Inventors
- 👤 Richard P Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:37
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/14; G03B21/16; G03B21/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1642646A
Cited
US2007489A
Cited
US2395561A
Cited
US2385526A
Cited
US2852980A
Cited
US2552184A
Cited
US2798943A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-01 | 1971-07-03 | 1972-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-01 | 1975-07-03 | 1976-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-01 | 1979-07-03 | 1980-01-02 | $7700.00 | Window Closed / Lapsed |