US3233099A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Double-focusing mass spectrometer having electrically adjustable electrostatic an alyzer and adjustable electrostatic lens
Assignee: Consolidated Electrodynamics Corp
•
Filing: 1963-09-16
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Granted: 1966-02-01
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Expires: 1983-09-16
Abstract
No abstract record available.
Inventors
- 👤 Clifford E Berry
- 👤 Louis B Becker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:43
CPC Classifications
H; H01; H01J; H01J49/00; H01J49/26; H01J49/28; H01J49/32; H01J49/322
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
IN A DOUBLE-FOCUSING MASS SPECTROMETER HAVING IN SERIAL ARRANGEMENT AN ION SOURCE, INCLUDING MEANS FOR PRODUCING IONS THAT FORM FIRST ORDER ANGULAR AND VELOCITY IMAGES, AN ELECTROSTATIC ANALYZING SECTOR ADJACENT THE ION SOURCE, THE ELECTROSTATIC SECTOR HAVING TWO SPACED DEFLECTOR PLATES, A MAGNETIC ANALYZING SECTOR, A DRIFT SPACE BETWEEN THE ELECTROSTATIC AND MAGNETIC SECTORS, AND MEANS FOR SENSING IONS, THE IMPROVEMENT COMPRISING MEANS FOR APPLYING A FIRST POTENTIAL WITH RESPECT TO GROUND TO ONE OF THE DEFLECTOR PLATES OF THE ELECTROSTATIC ANALYZING SECTOR AND A SECOND POTENTIAL WITH RESPECT TO THE GROUND TO THE OTHER DEFLECTOR PLATES OF THE ELECTROSTATIC ANALYZING SECTOR, MEANS FOR VARYING AT LEAST ONE OF THE FIRST AND SECOND POTENTIALS TO MOVE THE ANGULAR AND VELOCITY IMAGES SUBSTANTIALLY INTO COINCIDENCE WITH EACH OTHER IN THE VICINITY OF THE ION SENSING MEANS, AND ADJUSTABLE ELECTROSTATIC LENS MEANS INTERPOSED IN THE DRIFT
Claim 2
Dependent Claim
144 words
IN A DOUBLE-FOCUSING MASS SPECTROMETER HAVING IN SERIAL ARRANGEMENT AN ION SOURCE, INCLUDING MEANS FOR PRODUCING IONS THAT FORM FIRST ORDER ANGULAR AND VELOCITY IMAGES, AN ELECTROSTATIC ANALYZING SECTOR ADJACENT THE ION SOURCE, THE ELECTROSTATIC SECTOR HAVING TWO SPACED DEFLECTOR PLATES, A MAGNETIC ANALYZING SECTOR, A DRIFT SPACE BETWEEN THE ELECTROSTATIC AND MAGNETIC SECTORS, AND MEANS FOR SENSING IONS, THE IMPROVEMENT COMPRISING MEANS FOR APPLYING A FIRST POTENTIAL WITH RESPECT TO GROUND TO ONE OF THE DEFLECTOR PLATES OF THE ELECTROSTATIC ANALYZING SECTOR AND A SECOND POTENTIAL WITH RESPECT TO THE GROUND TO THE OTHER DEFLECTOR PLATES OF THE ELECTROSTATIC ANALYZING SECTOR, MEANS FOR VARYING AT LEAST ONE OF THE FIRST AND SECOND POTENTIALS TO MOVE THE ANGULAR AND VELOCITY IMAGES SUBSTANTIALLY INTO COINCIDENCE WITH EACH OTHER IN THE VICINITY OF THE ION SENSING MEANS, AND ADJUSTABLE ELECTROSTATIC LENS MEANS INTERPOSED IN THE DRIFT
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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) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |