US3209269A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Linear accelerators of tandem type
Assignee: Individual
•
Filing: 1962-06-21
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Granted: 1965-09-28
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Expires: 1982-06-21
Abstract
No abstract record available.
Inventors
- 👤 Julian Frederick Arthur
- 👤 Riviere Anthony Christopher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:59
CPC Classifications
H; H05; H05H; H05H7/00; H05H7/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
A METHOD OF PRODUCING A HIGH-ENERGY BEAM OF POSITIVE IONS OF A GIVEN ELEMENT COMPRISING FORMING POSITIVE MOLECULAR IONS OF A COMPOUND OF THE GIVEN ELEMENT WITH AT LEAST ONE FURTHER ELEMENT, SAID COMPOUND HAVING A MOLECULAR WEIGHT WHICH IS LARGE COMPARED WITH THE ATOMIC WEIGHT OF SAID GIVEN ELEMENT; ACCELERATING SAID MOLECULAR IONS TOWARDS A NEGATIVELY POLARIZED TERMINAL ZONE CONTAINING A GAS TARGET ADAPTED TO CAUSE AT LEAST A PORTION OF THE MOLECULAR IONS TO DISINTEGRATE INTO FRAGMENTS AND THE FRAGMENTS TO PICK UP ELECTRONS TO FORM NEGATIVE IONS, ACCELERATING SAID NEGATIVE IONS BEYOND SAID NEGATIVELY POLARIZED TERMINAL ZONE, SELECTING IRONS OF THE GIVEN ELEMENT
Claim 2
Independent Claim
106 words
A METHOD OF PRODUCING A HIGH-ENERGY BEAM OF POSITIVE IONS OF A GIVEN ELEMENT COMPRISING FORMING POSITIVE MOLECULAR IONS OF A COMPOUND OF THE GIVEN ELEMENT WITH AT LEAST ONE FURTHER ELEMENT, SAID COMPOUND HAVING A MOLECULAR WEIGHT WHICH IS LARGE COMPARED WITH THE ATOMIC WEIGHT OF SAID GIVEN ELEMENT; ACCELERATING SAID MOLECULAR IONS TOWARDS A NEGATIVELY POLARIZED TERMINAL ZONE CONTAINING A GAS TARGET ADAPTED TO CAUSE AT LEAST A PORTION OF THE MOLECULAR IONS TO DISINTEGRATE INTO FRAGMENTS AND THE FRAGMENTS TO PICK UP ELECTRONS TO FORM NEGATIVE IONS, ACCELERATING SAID NEGATIVE IONS BEYOND SAID NEGATIVELY POLARIZED TERMINAL ZONE, SELECTING IRONS OF THE GIVEN ELEMENT
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-27 | 1969-03-29 | 1969-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-27 | 1973-03-29 | 1973-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-27 | 1977-03-29 | 1977-09-28 | $7700.00 | Window Closed / Lapsed |