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Patent US5467377A successfully refreshed from Google Patents.
US5467377A
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Computed tomographic scanner
Assignee: Individual
•
Filing: 1994-04-15
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Granted: 1995-11-14
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Expires: 2014-04-15
Abstract
Abstract A tomographic system in which an X-ray beam is deflected to sequential non-adjacent locations to collect imaging information.
Inventors
- 👤 Ralph L. Dawson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 22:43
CPC Classifications
A; A61; A61B; A61B6/00; A61B6/40; A61B6/4064; A61B6/4085; A61B6/02; A61B6/03; A61B6/032; A61B6/4021; A61B6/4028; H; H05; H05G; H05G1/00; H05G1/08; H05G1/60
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
A tomographic scanner comprising: an x-ray tube generating z-axis X-ray beams, each X-ray beam at a z-axis location forming a slice; a stationary array of detectors, each detector having several segments, each segment having a photo detector; control means for sequentially moving said X-ray beam to non-adjacent z axis locations and for collection data from detector segments corresponding to each z-axis location.
Claim 2
Dependent Claim
62 words
A tomographic scanner comprising: an x-ray tube generating z-axis X-ray beams, each X-ray beam at a z-axis location forming a slice; a stationary array of detectors, each detector having several segments, each segment having a photo detector; control means for sequentially moving said X-ray beam to non-adjacent z axis locations and for collection data from detector segments corresponding to each z-axis location.
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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) | 1998-11-13 | 1999-05-15 | 1999-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2002-11-13 | 2003-05-15 | 2003-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2006-11-13 | 2007-05-15 | 2007-11-14 | $7700.00 | Window Closed / Lapsed |