Patent US3288927A successfully refreshed from Google Patents.
US3288927A
Expired / Lapsed
US
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Projection system
Assignee: General Electric Co
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Filing: 1964-01-02
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Granted: 1966-11-29
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Expires: 1984-01-02
Abstract
No abstract record available.
Inventors
- 👤 Ralph E Plump
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:07
CPC Classifications
H; H04; H04N; H04N5/00; H04N5/74; H04N5/7416; H04N5/7425
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
IN A PROJECTION SYSTEM COMPRISING A CONTAINER HAVING CONDUCING INTERIOR, A DEFORMABLE MEDIUM IN SAID CONTAINER, ELECTRON BEAM MEANS FOR PRODUCING AN ELECTRICAL CHARGE ON THE SURFACE OF SAID DEFORMABLE MEDIUM AS A FUNCTION OF AN APPLIED ELECTRICAL SIGNAL AND COOPERATING WITH SAID CONDUCTING INTERIOR TO SUBJECT THE MEDIUM TO A DEFORMING FORCE TO PRODUCE DEFORMATIONS IN THE SURFACE OF
Claim 2
Dependent Claim
60 words
IN A PROJECTION SYSTEM COMPRISING A CONTAINER HAVING CONDUCING INTERIOR, A DEFORMABLE MEDIUM IN SAID CONTAINER, ELECTRON BEAM MEANS FOR PRODUCING AN ELECTRICAL CHARGE ON THE SURFACE OF SAID DEFORMABLE MEDIUM AS A FUNCTION OF AN APPLIED ELECTRICAL SIGNAL AND COOPERATING WITH SAID CONDUCTING INTERIOR TO SUBJECT THE MEDIUM TO A DEFORMING FORCE TO PRODUCE DEFORMATIONS IN THE SURFACE OF
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) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |