Patent US3084281A successfully refreshed from Google Patents.
US3084281A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ion source
Assignee: Individual
•
Filing: 1956-11-30
•
Granted: 1963-04-02
•
Expires: 1976-11-30
Abstract
No abstract record available.
Inventors
- 👤 Carroll B Mills
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:41
CPC Classifications
H; H01; H01J; H01J27/00; H01J27/02; H01J27/16; H01J27/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
AN ION SOURCE COMPRISING AN ELONGATED BOX PROVIDED WITH A VAPOR ENTRY SLOT AND A LONGITUDINAL ION EXIT SLIT, AN ACCELERATING ELECTRODE DISPOSED OPPOSITE SAID EXIT SLIT, POWER SUPPLY MEANS COUPLED TO SAID ELECTRODE AND SAID BOX TO ACCELERATE IONS OUT OF SAID EXIT SLIT, A SOURCE OF VAPOR CONNECTED TO SAID ENTRY SLOT, AN ELONGATED SECONDARY COIL PROVIDED WITH A PLURALITY OF TURNS THREADING THE LENGTH OF SAID BOX NEAR THE BOTTOM WALL OF SAID BOX, A PRIMARY COIL LINKED TO SAID SECONDARY COIL, MEANS FOR TUNING SAID SECONDARY COIL, AN OSCILLATOR COUPLED TO SAID PRIMARY COIL TO ENERGIZE THE SAME, AN ENCLOSURE FOR SAID SOURCE, AND SAID ACCELERATING ELECTRODE AND SAID COILS, MEANS TO EVACUATE SAID ENCLOSURE AND MEANS FOR ESTABLISHING A CONSTANT, RELATIVELY INTENSE MAGNETIC FIELD THROUGH SAID BOX IN A DIRECTION PARALLEL TO THE ELECTRIC FIELD INDUCED BY SAID SECONDARY COIL WITHIN SAID BOX.
Claim 2
Dependent Claim
148 words
AN ION SOURCE COMPRISING AN ELONGATED BOX PROVIDED WITH A VAPOR ENTRY SLOT AND A LONGITUDINAL ION EXIT SLIT, AN ACCELERATING ELECTRODE DISPOSED OPPOSITE SAID EXIT SLIT, POWER SUPPLY MEANS COUPLED TO SAID ELECTRODE AND SAID BOX TO ACCELERATE IONS OUT OF SAID EXIT SLIT, A SOURCE OF VAPOR CONNECTED TO SAID ENTRY SLOT, AN ELONGATED SECONDARY COIL PROVIDED WITH A PLURALITY OF TURNS THREADING THE LENGTH OF SAID BOX NEAR THE BOTTOM WALL OF SAID BOX, A PRIMARY COIL LINKED TO SAID SECONDARY COIL, MEANS FOR TUNING SAID SECONDARY COIL, AN OSCILLATOR COUPLED TO SAID PRIMARY COIL TO ENERGIZE THE SAME, AN ENCLOSURE FOR SAID SOURCE, AND SAID ACCELERATING ELECTRODE AND SAID COILS, MEANS TO EVACUATE SAID ENCLOSURE AND MEANS FOR ESTABLISHING A CONSTANT, RELATIVELY INTENSE MAGNETIC FIELD THROUGH SAID BOX IN A DIRECTION PARALLEL TO THE ELECTRIC FIELD INDUCED BY SAID SECONDARY COIL WITHIN SAID BOX.
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) | 1966-04-01 | 1966-10-01 | 1967-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-01 | 1970-10-01 | 1971-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-01 | 1974-10-01 | 1975-04-02 | $7700.00 | Window Closed / Lapsed |