Patent US3256450A successfully refreshed from Google Patents.
US3256450A
Expired / Lapsed
US
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Electrostatic generator
Assignee: Centre National de la Recherche Scientifique
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Filing: 1963-07-18
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Granted: 1966-06-14
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Expires: 1983-07-18
Abstract
No abstract record available.
Inventors
- 👤 Gartner Elie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:32
CPC Classifications
H; H02; H02N; H02N1/00; H02N1/06; H02N1/10; H02N1/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
IN AN ELECTROSTATIC GENERATOR, IN COMBINATION, FIRST AND SECOND ENERGIZING MEANS IN SPACED-APART RELATIONSHIP WITH EACH OTHER, A CONVEYOR MOVABLE ALONG A PREDETERMINED PATH BETWEEN ENERGIZING MEANS FOR ESTABLISHING A POSITIVE CHARGE ON SAID FIRST ENERGIZING MEANS AND A NEGATIVE CHARGE ON SAID SECOND ENERGIZING MEANS, A PAIR OF IONIZING MEANS DISPOSED ALONG SAID PATH RESPECTIVELY ADJACENT SAID FIRST AND SECOND ENERGIZING MEANS, ONE OF SAID IONIZING MEANS COOPERATING WITH SAID CONVEYOR FOR APPLYING ELECTROSTATIC CHARGES THERETO AND THE OTHER OF SAID IONIZING MEANS COOPERATING WITH SAID CONVEYOR FOR RECEIVING SAID ELECTROSTATIC CHARGES, AND AUXILIARY IONIZING MEANS OPERATIVELY ASSOCIATED WITH AT LEAST ONE OF SAID ENERGIZING MEANS FOR LIMITING THE CHARGE ESTABLISHED THEREON, SAID AUXILIARY IONIZING MEANS BEING POSITIONED ALONG SAID PATH SUBSEQUENT TO THE IONIZING MEANS ADJACENT SAID AT LEAST ONE ENERGIZING MEANS IN THE DIRECTION OF MOVEMENT OF SAID CONVEYOR.
Claim 2
Dependent Claim
142 words
IN AN ELECTROSTATIC GENERATOR, IN COMBINATION, FIRST AND SECOND ENERGIZING MEANS IN SPACED-APART RELATIONSHIP WITH EACH OTHER, A CONVEYOR MOVABLE ALONG A PREDETERMINED PATH BETWEEN ENERGIZING MEANS FOR ESTABLISHING A POSITIVE CHARGE ON SAID FIRST ENERGIZING MEANS AND A NEGATIVE CHARGE ON SAID SECOND ENERGIZING MEANS, A PAIR OF IONIZING MEANS DISPOSED ALONG SAID PATH RESPECTIVELY ADJACENT SAID FIRST AND SECOND ENERGIZING MEANS, ONE OF SAID IONIZING MEANS COOPERATING WITH SAID CONVEYOR FOR APPLYING ELECTROSTATIC CHARGES THERETO AND THE OTHER OF SAID IONIZING MEANS COOPERATING WITH SAID CONVEYOR FOR RECEIVING SAID ELECTROSTATIC CHARGES, AND AUXILIARY IONIZING MEANS OPERATIVELY ASSOCIATED WITH AT LEAST ONE OF SAID ENERGIZING MEANS FOR LIMITING THE CHARGE ESTABLISHED THEREON, SAID AUXILIARY IONIZING MEANS BEING POSITIONED ALONG SAID PATH SUBSEQUENT TO THE IONIZING MEANS ADJACENT SAID AT LEAST ONE ENERGIZING MEANS IN THE DIRECTION OF MOVEMENT OF SAID CONVEYOR.
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GB773031A
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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) | 1969-06-13 | 1969-12-13 | 1970-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-13 | 1973-12-13 | 1974-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-13 | 1977-12-13 | 1978-06-14 | $7700.00 | Window Closed / Lapsed |