Patent US3200410A successfully refreshed from Google Patents.
US3200410A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light control arrangement
Assignee: Individual
•
Filing: 1962-10-01
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Granted: 1965-08-10
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Expires: 1982-10-01
Abstract
No abstract record available.
Inventors
- 👤 Frungel Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:15
CPC Classifications
G; G02; G02F; G02F1/00; G02F1/01; G02F1/07
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
126 words
AN ARRANGEMENT FOR PRODUCING CINEMATOGRAPHIC PICTURES WITH EXTREMELY BRIEF EXPOSURE TIMES, COMPRISING, IN COMBINATION, CINEMATOGRAPHIC CAMERA MEANS INCLUDING A MOVABLE FILM AND OPERABLE AT A PREDETERMINED PICTURE FREQUENCY AND COMPRISING SHUTTER MEANS CAUSING CONSECUTIVELY THE FILM TO BE ACCESSIBLE TO INCOMING LIGHT THROUGH PREDETERMINED CONASECUTIVE TIME PERIODS, AND FILM TRANSPORT MEANS FOR MOVING THE FILM AT A SPEED CORRESPONDING TO SAID PREDETEMINED PICTURE FREQUENCY; ELECTRICALLY ENERGIZABLE LIGHT SOURCE MEANS FOR PRODUCING LIGHT PULSES IN DIRECTION TOWARD SAID SHUTTER MEANS AT A PULSE FREQUENCY DEPENDING UPONAPPLICATION OF ELECTRIC ENERGIZING PULSES AT SUCH FREQUENCY TO SAID LIGHT SOURCE MEANS; AND ELECTRIC CIRCUIT MEANS FOR APPLYING ELECTRIC CURRENT IMPULSES AT SAID FREQUENCY TO SAID LIGHT SOURCE MEANS FOR ENERGIZING THE LATTER AND INCLUDING FIRST CONTROL MEANS FOR CAUSING SAID
Claim 2
Dependent Claim
126 words
AN ARRANGEMENT FOR PRODUCING CINEMATOGRAPHIC PICTURES WITH EXTREMELY BRIEF EXPOSURE TIMES, COMPRISING, IN COMBINATION, CINEMATOGRAPHIC CAMERA MEANS INCLUDING A MOVABLE FILM AND OPERABLE AT A PREDETERMINED PICTURE FREQUENCY AND COMPRISING SHUTTER MEANS CAUSING CONSECUTIVELY THE FILM TO BE ACCESSIBLE TO INCOMING LIGHT THROUGH PREDETERMINED CONASECUTIVE TIME PERIODS, AND FILM TRANSPORT MEANS FOR MOVING THE FILM AT A SPEED CORRESPONDING TO SAID PREDETEMINED PICTURE FREQUENCY; ELECTRICALLY ENERGIZABLE LIGHT SOURCE MEANS FOR PRODUCING LIGHT PULSES IN DIRECTION TOWARD SAID SHUTTER MEANS AT A PULSE FREQUENCY DEPENDING UPONAPPLICATION OF ELECTRIC ENERGIZING PULSES AT SUCH FREQUENCY TO SAID LIGHT SOURCE MEANS; AND ELECTRIC CIRCUIT MEANS FOR APPLYING ELECTRIC CURRENT IMPULSES AT SAID FREQUENCY TO SAID LIGHT SOURCE MEANS FOR ENERGIZING THE LATTER AND INCLUDING FIRST CONTROL MEANS FOR CAUSING SAID
References Cited (Backward Citations)
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US2478907A
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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) | 1968-08-09 | 1969-02-08 | 1969-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-09 | 1973-02-08 | 1973-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-09 | 1977-02-08 | 1977-08-10 | $7700.00 | Window Closed / Lapsed |