US3352201A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Projector viewer and image scanning assembly therefor
Assignee: Eugene Dietzgen Co
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Filing: 1965-10-08
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Granted: 1967-11-14
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Expires: 1985-10-08
Abstract
No abstract record available.
Inventors
- 👤 Philip J Brownscombe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:26
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/10; G03B21/11; G03B21/115
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A PROJECTOR COMPRISING MEANS FOR PROJECTING A LIGHT BEAM, A FLAT PLATE EXTENDING ACROSS THE PATH OF SAID LIGHT BEAM, A PILE FABRIC COVERING ON A FLAT SURFACE OF SAID PLATE, A LIGHT-TRANSPARENT, FLAT PLATE HAVING ONE FLAT SURFACE RESTING FLATLY ON SAID COVERING, THE OPPOSITE FLAT SURFACE OF SAID TRANSPARENT PLATE ADAPTED TO SUPPORT AN IMAGE-CONTAINING SHEET FLATLY THEREON, SAID FIRST-MENTIONED FLAT PLATE AND SAID COVERING HAVING AN APERTURE FOR PASSAGE OF SAID HIGH BEAM THERETHROUGH, AND MEANS FOR SLIDING SAID LIGHT TRANSPARENT PLATE OVER SAID COVERING FOR ALIGNING A SELECTED PORTION OF SAID IMAGE-CONTAINING SHEET WITH THE LIGHT BEAM PROJECTED THROUGH SAID APERTURE.
Claim 2
Dependent Claim
105 words
A PROJECTOR COMPRISING MEANS FOR PROJECTING A LIGHT BEAM, A FLAT PLATE EXTENDING ACROSS THE PATH OF SAID LIGHT BEAM, A PILE FABRIC COVERING ON A FLAT SURFACE OF SAID PLATE, A LIGHT-TRANSPARENT, FLAT PLATE HAVING ONE FLAT SURFACE RESTING FLATLY ON SAID COVERING, THE OPPOSITE FLAT SURFACE OF SAID TRANSPARENT PLATE ADAPTED TO SUPPORT AN IMAGE-CONTAINING SHEET FLATLY THEREON, SAID FIRST-MENTIONED FLAT PLATE AND SAID COVERING HAVING AN APERTURE FOR PASSAGE OF SAID HIGH BEAM THERETHROUGH, AND MEANS FOR SLIDING SAID LIGHT TRANSPARENT PLATE OVER SAID COVERING FOR ALIGNING A SELECTED PORTION OF SAID IMAGE-CONTAINING SHEET WITH THE LIGHT BEAM PROJECTED THROUGH SAID APERTURE.
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) | 1970-11-13 | 1971-05-15 | 1971-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-13 | 1975-05-15 | 1975-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-13 | 1979-05-15 | 1979-11-14 | $7700.00 | Window Closed / Lapsed |