Patent US3391693A successfully refreshed from Google Patents.
US3391693A
Expired / Lapsed
US
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Cranial fixation apparatus
Assignee: GEORGIADE
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Filing: 1966-02-11
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Granted: 1968-07-09
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Expires: 1986-02-11
Abstract
No abstract record available.
Inventors
- 👤 Nicholas G Georgiade
- 👤 Jr Thomas H Nash
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 02:38
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/56; A61B17/58; A61B17/60; A61B17/64; A61B17/6433
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
AN EXTERNAL CRANIAL FIXATION APPARATUS FOR AIDING IN THE SETTING OF BROKEN MAXILLOCRANIAL BONES FOR KNITTING COMPRISING: (A) A SUBSTANTIALLY ELLIPTICAL RIGID BAR STRUCTURE ADAPTED FOR CIRCUMSCRIBING THE CRANIUM, SAID BAR STRUCTURE HAVING A PLURALITY OF RADIALLY EXTENDING, INWARDLY POINTING PINS FOR ENGAGING SAID CRANIUM AND FOR FIXEDLY SPACING AND ELLIPTICAL BAR STRUCTURE ABOUT SAID CRANIUM; (B) A U-SHAPED BAR STRUCTURE HAVING ITS ENDS PIVOTALLY MOUNTED ON OPPOSED PORTIONS OF THE PERIPHERY OF SAID ELLIPITICAL BAR STRUCTURE; (C) MEANS CONNECTED TO AND EXTENDING BETWEEN SAID ELLIPTICAL BAR STRUCTURE AND SAID U-SHAPED BAR STRUCTURE FOR LOCKING SAID U-SHAPED STRUCTURE RELATIVE SAID ELLIPTICAL BAR STRUCTURE AT A SELECTED ANGLE;
Claim 2
Dependent Claim
107 words
AN EXTERNAL CRANIAL FIXATION APPARATUS FOR AIDING IN THE SETTING OF BROKEN MAXILLOCRANIAL BONES FOR KNITTING COMPRISING: (A) A SUBSTANTIALLY ELLIPTICAL RIGID BAR STRUCTURE ADAPTED FOR CIRCUMSCRIBING THE CRANIUM, SAID BAR STRUCTURE HAVING A PLURALITY OF RADIALLY EXTENDING, INWARDLY POINTING PINS FOR ENGAGING SAID CRANIUM AND FOR FIXEDLY SPACING AND ELLIPTICAL BAR STRUCTURE ABOUT SAID CRANIUM; (B) A U-SHAPED BAR STRUCTURE HAVING ITS ENDS PIVOTALLY MOUNTED ON OPPOSED PORTIONS OF THE PERIPHERY OF SAID ELLIPITICAL BAR STRUCTURE; (C) MEANS CONNECTED TO AND EXTENDING BETWEEN SAID ELLIPTICAL BAR STRUCTURE AND SAID U-SHAPED BAR STRUCTURE FOR LOCKING SAID U-SHAPED STRUCTURE RELATIVE SAID ELLIPTICAL BAR STRUCTURE AT A SELECTED ANGLE;
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) | 1971-07-09 | 1972-01-08 | 1972-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-09 | 1976-01-08 | 1976-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-09 | 1980-01-08 | 1980-07-09 | $7700.00 | Window Closed / Lapsed |