Patent US3149257A successfully refreshed from Google Patents.
US3149257A
Expired / Lapsed
US
⏱️ 0.0 years remaining
X-ray devices for use on the human body
Assignee: Individual
•
Filing: 1962-04-25
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Granted: 1964-09-15
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Expires: 1982-04-25
Abstract
No abstract record available.
Inventors
- 👤 Dean E Wintermute
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:12
CPC Classifications
H; H01; H01J; H01J35/00; H01J35/24; H01J35/26
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
109 words
AN X-RAY TUBE FOR USE UPON THE HUMAN BODY INCLUDING, A TUBE ENVELOPE, A CATHODE IN THE ENVELOPE FOR EMITTING A STREAM OF ELECTRONS, AN ANODE MOUNTED FOR REVOLUTION IN THE ENVELOPE, MEANS FOR REVOLVING THE ANODE IN THE ENVELOPE, THE ANODE HAVING AN ANNULAR MARGINAL TARGET AREA FOR IMPINGEMENT OF THE ELECTRON STREAM THEREON, THE TARGET AREA INCLUDING AN INNER ANNULAR CONTINUOUS SECTION FOR CONTINUOUS IMPINGEMENT OF THE ELECTRON STREAM AND CONTINUOUS EMISSION OF X-RAY EMANATIONS, THE TARGET AREA ALSO HAVING AN OUTER ANNULAR NON-CONTINUOUS SECTION FORMED BY NOTCHES CUT RADIALLY INWARDLY FROM THE PERIPHERY OF THE ANODE TOWARD THE CONTINUOUS IMPINGEMENT SECTION, THE OUTER NON-CONTINUOUS IMPINGEMENT SECTION
References Cited (Backward Citations)
US2594564A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-15 | 1968-03-16 | 1968-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-15 | 1972-03-16 | 1972-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-15 | 1976-03-16 | 1976-09-15 | $7700.00 | Window Closed / Lapsed |