Patent US3245312A successfully refreshed from Google Patents.
US3245312A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sound system for picture slides
Assignee: ATRON CORP
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Filing: 1962-05-04
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Granted: 1966-04-12
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Expires: 1982-05-04
Abstract
No abstract record available.
Inventors
- 👤 Paull Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 05:04
CPC Classifications
G; G03; G03B; G03B31/00; G03B31/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
141 words
A COMBINED PICTURE PROJECTOR AND SOUND REPRODUCER FOR USE WITH INDIVIDUAL PICTURE SLIDES EACH HAVING AN INDIVIDUAL SOUND RECORD ASSOCIATED THEREWITH, SAID PROJECTOR AND REPRODUCER COMPRISING, IN COMBINATION, A HOUSING HAVING AN OPENING IN ONE WALL THEREOF, A SLIDE SUPPORT MOVABLY CONNECTED TO SAID HOUSING AND MOVABLE THROUGH SAID OPENING FROM A LOADING POSITION AT LEAST PARTIALLY PROJECTING THROUGH SAID OPENING TO AN EXTERNALLY ACCESSIBLE POSITION WHERE A PICTURE SLIDE AND SOUND RECORD ASSEMBLY MAY BE LOADED THEREON, TO A PROJECTION POSITION AT LEAST MAINLY WITHIN SAID HOUSING, AN OPTICAL PROJECTOR INCLUDING SLIDE ILLUMINATING MEANS, SOUND REPRODUCING MEANS, A SPRING TENDING TO MOVE SAID SUPPORT FROM PROJECTION POSITION TOWARD LOADING POSITION, A RELEASABLE LATCH FOR HOLDING SAID SUPPORT IN PROJECTION POSITION AGAINST THE FORCE OF SAID SPRING, MEANS OPERATED BY MOVEMENT OF SAID SUPPORT FROM LOADING POSITION TO PROJECTION POSITION INDE-
Claim 2
Dependent Claim
141 words
A COMBINED PICTURE PROJECTOR AND SOUND REPRODUCER FOR USE WITH INDIVIDUAL PICTURE SLIDES EACH HAVING AN INDIVIDUAL SOUND RECORD ASSOCIATED THEREWITH, SAID PROJECTOR AND REPRODUCER COMPRISING, IN COMBINATION, A HOUSING HAVING AN OPENING IN ONE WALL THEREOF, A SLIDE SUPPORT MOVABLY CONNECTED TO SAID HOUSING AND MOVABLE THROUGH SAID OPENING FROM A LOADING POSITION AT LEAST PARTIALLY PROJECTING THROUGH SAID OPENING TO AN EXTERNALLY ACCESSIBLE POSITION WHERE A PICTURE SLIDE AND SOUND RECORD ASSEMBLY MAY BE LOADED THEREON, TO A PROJECTION POSITION AT LEAST MAINLY WITHIN SAID HOUSING, AN OPTICAL PROJECTOR INCLUDING SLIDE ILLUMINATING MEANS, SOUND REPRODUCING MEANS, A SPRING TENDING TO MOVE SAID SUPPORT FROM PROJECTION POSITION TOWARD LOADING POSITION, A RELEASABLE LATCH FOR HOLDING SAID SUPPORT IN PROJECTION POSITION AGAINST THE FORCE OF SAID SPRING, MEANS OPERATED BY MOVEMENT OF SAID SUPPORT FROM LOADING POSITION TO PROJECTION POSITION INDE-
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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) | 1969-04-11 | 1969-10-11 | 1970-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-11 | 1973-10-11 | 1974-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-11 | 1977-10-11 | 1978-04-12 | $7700.00 | Window Closed / Lapsed |