US3305630A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Deformable medium color projection system
Assignee: General Electric Co
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Filing: 1964-07-10
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Granted: 1967-02-21
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Expires: 1984-07-10
Abstract
No abstract record available.
Inventors
- 👤 William E Good
- 👤 Jr Michael Graser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:12
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/74; H04N5/7416; H04N5/7425
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
IN A LIGHT DIFFRACTION SYSTEM THE COMBINATION OF: A TRANSPARENT LIGHT DIFFRACTING MEDIUM DEFORMABLE BY ELECTRIC CHARGES DEPOSITED THEREON, MEANS TO DEFLECT AN ELECTRON BEAM OVER SAID MEDIUM IN TWO MUTUALLY PERPENDICULAR DIRECTIONS LINE BY LINE AND FIELD BY FIELD TO FORM A RASTER, A PAIR OF SUCCESSIVE FIELDS BEING INTERLACKED AND FORMING A FRAME, MEANS TO MODULATE SAID BEAM TO ALTER THE ELECTRIC CHARGE DISTRIBUTION OVER SAID MEDIUM PERPENDICULAR TO THE DIRECTION OF THE LINE DEFLECTION IN ACCORDANCE WITH AN ELECTRICAL SIGNAL CORRESPONDING TO AN IMAGE TO BE PROJECTED TO FORM A DIFFRACTION GRATING THEREIN HAVING LINES OF DEFORMATION DIRECTED IN SAID ONE DIRECTION, ADJACENT LINES CORRESPONDING TO THE ADJACENT
Claim 2
Dependent Claim
111 words
IN A LIGHT DIFFRACTION SYSTEM THE COMBINATION OF: A TRANSPARENT LIGHT DIFFRACTING MEDIUM DEFORMABLE BY ELECTRIC CHARGES DEPOSITED THEREON, MEANS TO DEFLECT AN ELECTRON BEAM OVER SAID MEDIUM IN TWO MUTUALLY PERPENDICULAR DIRECTIONS LINE BY LINE AND FIELD BY FIELD TO FORM A RASTER, A PAIR OF SUCCESSIVE FIELDS BEING INTERLACKED AND FORMING A FRAME, MEANS TO MODULATE SAID BEAM TO ALTER THE ELECTRIC CHARGE DISTRIBUTION OVER SAID MEDIUM PERPENDICULAR TO THE DIRECTION OF THE LINE DEFLECTION IN ACCORDANCE WITH AN ELECTRICAL SIGNAL CORRESPONDING TO AN IMAGE TO BE PROJECTED TO FORM A DIFFRACTION GRATING THEREIN HAVING LINES OF DEFORMATION DIRECTED IN SAID ONE DIRECTION, ADJACENT LINES CORRESPONDING TO THE ADJACENT
References Cited (Backward Citations)
US2813146A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-20 | 1970-08-22 | 1971-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-20 | 1974-08-22 | 1975-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-20 | 1978-08-22 | 1979-02-21 | $7700.00 | Window Closed / Lapsed |