Patent US3174394A successfully refreshed from Google Patents.
US3174394A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Projected image viewer and mounting stand therefor
Assignee: Individual
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Filing: 1962-11-16
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Granted: 1965-03-23
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Expires: 1982-11-16
Abstract
No abstract record available.
Inventors
- 👤 Kapilow Marvin
- 👤 Martinez Eugene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:23
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
169 words
A VIEWER FOR A PROJECTED IMAGE COMPRISING: A HOUSING HAVING TOP, BOTTOM AND SIDE WALLS PROVIDING A PAIR OF OPENINGS, ONE OF SAID OPENINGS ADAPTED TO TRANSMIT SAID PROJECTED IMAGE THEETHROUGH, SAID HOUSING ALONG INCLUDING A PAIR OF OPPOSED TRACKS IN SUBSTANTIALLY PARALLEL RELATIONSHIP; A VERTICAL VIEWING SCREEN EXTENDING ACROSS THE OTHER OF SAID OPENINGS FOR RECEIVING THEREON THE PROJECTED IMAGE FOR VIEWING; MEANS INTERIORLY OF SAID HOUSING FOR TRANSMITTING THE PROJECTED IMAGE ONTO SAID SCREEN; AND MOUNTING MEANS FOR ADJUSTABLY MOUNTING SAID HOUSING SUCH THAT THE VIEWER IS ADAPTED TO BE ORIENTED WITH RESPECT TO SAID PROJECTED IMAGE TO THEREBY PLACE THE IMAGE ON THE SCREEN, SAID MOUNTING MEANS INCLUDING A STAND HAVING A PAIR OF SPACED LEGS ADAPTED TO TRAVEL IN SAID TRACKS TO PERMIT SAID VIEWER TO BE RAISED AND LOWERED, AND THE HOUSING AND MOUNTING MEANS INCLUDING FRICTIONALLY INTERENGAGING SURFACES DEFINED BY SAID TRACKS AND SPACED LEGS CAPABLE OF RELATIVE SLIDING MOVEMENT FOR ADJUSTING THE ELEVATION OF THE VIEWE WITH RESPECT TO THE PROJECTED IMAGE.
Claim 2
Dependent Claim
169 words
A VIEWER FOR A PROJECTED IMAGE COMPRISING: A HOUSING HAVING TOP, BOTTOM AND SIDE WALLS PROVIDING A PAIR OF OPENINGS, ONE OF SAID OPENINGS ADAPTED TO TRANSMIT SAID PROJECTED IMAGE THEETHROUGH, SAID HOUSING ALONG INCLUDING A PAIR OF OPPOSED TRACKS IN SUBSTANTIALLY PARALLEL RELATIONSHIP; A VERTICAL VIEWING SCREEN EXTENDING ACROSS THE OTHER OF SAID OPENINGS FOR RECEIVING THEREON THE PROJECTED IMAGE FOR VIEWING; MEANS INTERIORLY OF SAID HOUSING FOR TRANSMITTING THE PROJECTED IMAGE ONTO SAID SCREEN; AND MOUNTING MEANS FOR ADJUSTABLY MOUNTING SAID HOUSING SUCH THAT THE VIEWER IS ADAPTED TO BE ORIENTED WITH RESPECT TO SAID PROJECTED IMAGE TO THEREBY PLACE THE IMAGE ON THE SCREEN, SAID MOUNTING MEANS INCLUDING A STAND HAVING A PAIR OF SPACED LEGS ADAPTED TO TRAVEL IN SAID TRACKS TO PERMIT SAID VIEWER TO BE RAISED AND LOWERED, AND THE HOUSING AND MOUNTING MEANS INCLUDING FRICTIONALLY INTERENGAGING SURFACES DEFINED BY SAID TRACKS AND SPACED LEGS CAPABLE OF RELATIVE SLIDING MOVEMENT FOR ADJUSTING THE ELEVATION OF THE VIEWE WITH RESPECT TO THE PROJECTED IMAGE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-22 | 1968-09-21 | 1969-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-22 | 1972-09-21 | 1973-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-22 | 1976-09-21 | 1977-03-23 | $7700.00 | Window Closed / Lapsed |