Patent US3164671A successfully refreshed from Google Patents.
US3164671A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light valve medium control
Assignee: General Electric Co
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Filing: 1962-11-21
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Granted: 1965-01-05
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Expires: 1982-11-21
Abstract
No abstract record available.
Inventors
- 👤 Edmund F Schilling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 12:25
CPC Classifications
H; H04; H04N; H04N9/00; H04N9/12; H04N9/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
IN A PROJECTION SYSTEM INCLUDING A DEFORMABLE MEDIUM EXTENDING ACROSS AN ELECTRIC CHARGE DEPOSITION AREA AND ELECTRON BEAM MEANS FOR APPLYING A PATTERN OF ELECTRIC CHARGE TO SAID DEFORMABLE MEDIUM IN SAID CHARGE DEPOSITION AREA TO PRODUCE LIGHT DIFFRACTING DEFORMATIONS OF SAID DEFORMABLE MEDIUM, MEANS FOR MOVING THE DEFORMABLE MEDIUM RELATIVE TO SAID ELECTRON BEAM MEANS TO ADVANCE A FRESH SURFACE OF THE DEFORMABLE MEDIUM INTO THE CHARGE DEPOSITION AREA, AND MEANS FOR DIRECTING A SHEET ELECTRON BEAM INTO IMPINGEMENT WITH THE SURFACE OF SAID DEFORMABLE MEDIUM TO SMOOTH SAID DEFORMABLE MEDIUM, SAID SHEET ELECTRON BEAM IMPINGING UPON AN AREA EXTENDING GENERALLY TRANSVERSE TO THE DIRECTION OF MOVEMENT OF SAID DEFORMABLE MEDIUM AND ADJACENT THE LEADING EDGE OF SAID CHARGE DEPOSITION AREA.
Claim 2
Dependent Claim
122 words
IN A PROJECTION SYSTEM INCLUDING A DEFORMABLE MEDIUM EXTENDING ACROSS AN ELECTRIC CHARGE DEPOSITION AREA AND ELECTRON BEAM MEANS FOR APPLYING A PATTERN OF ELECTRIC CHARGE TO SAID DEFORMABLE MEDIUM IN SAID CHARGE DEPOSITION AREA TO PRODUCE LIGHT DIFFRACTING DEFORMATIONS OF SAID DEFORMABLE MEDIUM, MEANS FOR MOVING THE DEFORMABLE MEDIUM RELATIVE TO SAID ELECTRON BEAM MEANS TO ADVANCE A FRESH SURFACE OF THE DEFORMABLE MEDIUM INTO THE CHARGE DEPOSITION AREA, AND MEANS FOR DIRECTING A SHEET ELECTRON BEAM INTO IMPINGEMENT WITH THE SURFACE OF SAID DEFORMABLE MEDIUM TO SMOOTH SAID DEFORMABLE MEDIUM, SAID SHEET ELECTRON BEAM IMPINGING UPON AN AREA EXTENDING GENERALLY TRANSVERSE TO THE DIRECTION OF MOVEMENT OF SAID DEFORMABLE MEDIUM AND ADJACENT THE LEADING EDGE OF SAID CHARGE DEPOSITION AREA.
References Cited (Backward Citations)
US2391451A
Cited
US2391450A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-01-05 | 1968-07-06 | 1969-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-05 | 1972-07-06 | 1973-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-05 | 1976-07-06 | 1977-01-05 | $7700.00 | Window Closed / Lapsed |