US3138057A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for projecting and editing motion picture film
Assignee: Kalart Co Inc
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Filing: 1959-08-05
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Granted: 1964-06-23
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Expires: 1979-08-05
Abstract
No abstract record available.
Inventors
- 👤 Castedello William
- 👤 Werner K Bender
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:15
CPC Classifications
G; G03; G03B; G03B35/00; G03B35/18; G03B35/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
160 words
AN APPARATUS FOR SELECTIVELY PROJECTING MOTION PICTURE FILM UPON A SURFACE SEPARATE FROM THE APPARATUS AND UPON A VIEWING SCREEN ON THE APPARATUS, SAID APPARATUS COMPRISING GUIDE MEANS FOR GUIDING MOTION PICTURE FILM TO BE PROJECTED THROUGH THE APPARATUS, AN ELECTRIC LIGHT UNIT FOR DIRECTING A BEAM OF LIGHT THROUGH SUCCESSIVE FRAMES OF FILM GUIDED THROUGH THE APPARATUS, OPTICAL MEANS INCLUDING ROTARY SHUTTER MEANS INTERPOSED IN THE PATH OF SAID BEAM FOR MAKING VIEWABLE ON SAID SEPARATE SURFACE A SEQUENCE OF STANDING IMAGES OF SUCCESSIVE FRAMES OF FILM GUIDED THROUGH THE APPARATUS, A VIEWING SCREEN, LIGHT DEVIATING MEANS INCORPORATED IN THE APPARATUS FOR DEFLECTING THE BEAM TO RENDER SAID STANDING IMAGES VIEWABLE UPON SAID VIEWING SCREEN, SAID DEVIATING MEANS BEING MOUNTED PIVOTAL INTO AND OUT OF A POSITION IN THE PATH OF THE BEAM, AND SWITCH MEANS CONTROLLING THE LIGHT OUTPUT THEREOF IN RESPONSE TO SAID LIGHT-DEVIATING MEANS BEING SET FOR DEFLECTING THE BEAM OF LIGHT UPON SAID VIEWING SCREEN.
Claim 2
Independent Claim
160 words
AN APPARATUS FOR SELECTIVELY PROJECTING MOTION PICTURE FILM UPON A SURFACE SEPARATE FROM THE APPARATUS AND UPON A VIEWING SCREEN ON THE APPARATUS, SAID APPARATUS COMPRISING GUIDE MEANS FOR GUIDING MOTION PICTURE FILM TO BE PROJECTED THROUGH THE APPARATUS, AN ELECTRIC LIGHT UNIT FOR DIRECTING A BEAM OF LIGHT THROUGH SUCCESSIVE FRAMES OF FILM GUIDED THROUGH THE APPARATUS, OPTICAL MEANS INCLUDING ROTARY SHUTTER MEANS INTERPOSED IN THE PATH OF SAID BEAM FOR MAKING VIEWABLE ON SAID SEPARATE SURFACE A SEQUENCE OF STANDING IMAGES OF SUCCESSIVE FRAMES OF FILM GUIDED THROUGH THE APPARATUS, A VIEWING SCREEN, LIGHT DEVIATING MEANS INCORPORATED IN THE APPARATUS FOR DEFLECTING THE BEAM TO RENDER SAID STANDING IMAGES VIEWABLE UPON SAID VIEWING SCREEN, SAID DEVIATING MEANS BEING MOUNTED PIVOTAL INTO AND OUT OF A POSITION IN THE PATH OF THE BEAM, AND SWITCH MEANS CONTROLLING THE LIGHT OUTPUT THEREOF IN RESPONSE TO SAID LIGHT-DEVIATING MEANS BEING SET FOR DEFLECTING THE BEAM OF LIGHT UPON SAID VIEWING SCREEN.
References Cited (Backward Citations)
US1209492A
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US2049944A
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US2165419A
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US2168761A
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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) | 1967-06-23 | 1967-12-23 | 1968-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-23 | 1971-12-23 | 1972-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-23 | 1975-12-23 | 1976-06-23 | $7700.00 | Window Closed / Lapsed |