Patent US3319954A successfully refreshed from Google Patents.
US3319954A
Expired / Lapsed
US
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Surgical head holder
Assignee: SHEVICK
•
Filing: 1965-01-21
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Granted: 1967-05-16
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Expires: 1985-01-21
Abstract
No abstract record available.
Inventors
- 👤 Irving M Shevick
- 👤 Ernest C Wood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:35
CPC Classifications
A; A61; A61G; A61G13/00; A61G13/10; A61G13/12; A61G13/101; A61G13/1205; A61G13/121
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
IN A HEAD HOLDER: A BASE; A BRACKET; A HEAD REST HAVING HEAD-SUPPORTING SURFACES DEFINING A SEAT TO LOCATE THE HEAD OF THE SUBJECT RELATIVE TO THE HEAD REST WITH THE TOP OF THE HEAD AT ONE END REGION OF THE HEAD REST AND THE NECK AT THE OTHER END REGION OF THE HEAD REST; MEANS PIVOTALLY MOUNTING THE HEAD REST ON THE BRACKET FOR MOVEMENT ABOUT A FIRST AXIS FIXED WITH RESPECT TO THE HEAD REST AND THE BRACKET, SAID AXIS EXTENDING LONGITUDINALLY OF THE HEAD REST TO PASS LONGITUDINALLY THROUGH THE HEAD AND NECK OF THE SUBJECT; AND MEANS PIVOTALLY MOUNTING THE BRACKET ON THE BASE FOR MOVEMENT ABOUT A SECOND AXIS FIXED WITH RESPECT TO THE BRACKET AND THE BASE, SAID SECOND AXIS EXTENDING TRANSVERSE TO SAID FIRST ACIS TO EXTEND TRANSVERSELY OF THE SEAT AS WELL AS TRANSVERSELY THROUGH THE NECK OF THE SUBJECT.
Claim 2
Dependent Claim
148 words
IN A HEAD HOLDER: A BASE; A BRACKET; A HEAD REST HAVING HEAD-SUPPORTING SURFACES DEFINING A SEAT TO LOCATE THE HEAD OF THE SUBJECT RELATIVE TO THE HEAD REST WITH THE TOP OF THE HEAD AT ONE END REGION OF THE HEAD REST AND THE NECK AT THE OTHER END REGION OF THE HEAD REST; MEANS PIVOTALLY MOUNTING THE HEAD REST ON THE BRACKET FOR MOVEMENT ABOUT A FIRST AXIS FIXED WITH RESPECT TO THE HEAD REST AND THE BRACKET, SAID AXIS EXTENDING LONGITUDINALLY OF THE HEAD REST TO PASS LONGITUDINALLY THROUGH THE HEAD AND NECK OF THE SUBJECT; AND MEANS PIVOTALLY MOUNTING THE BRACKET ON THE BASE FOR MOVEMENT ABOUT A SECOND AXIS FIXED WITH RESPECT TO THE BRACKET AND THE BASE, SAID SECOND AXIS EXTENDING TRANSVERSE TO SAID FIRST ACIS TO EXTEND TRANSVERSELY OF THE SEAT AS WELL AS TRANSVERSELY THROUGH THE NECK OF THE SUBJECT.
References Cited (Backward Citations)
US3188079A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-15 | 1970-11-14 | 1971-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-15 | 1974-11-14 | 1975-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-15 | 1978-11-14 | 1979-05-16 | $7700.00 | Window Closed / Lapsed |