US3131474A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Orthodontic appliance
Assignee: 3M Unitek Corp
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Filing: 1961-09-05
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Granted: 1964-05-05
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Expires: 1981-09-05
Abstract
No abstract record available.
Inventors
- 👤 Frank W Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:21
CPC Classifications
A; A61; A61C; A61C7/00; A61C7/12; A61C7/28; A61C7/287
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
193 words
AN ORTHODONTIC ARCH WIRE BRACKET ADAPTED FOR CONNECTION TO A TOOTH BAND TO RETAIN AN ARCH WIRE COMPRISING A BODY MEMBER HAVING A BASE SURFACE FOR ATTACHMENT TO THE TOOTH BAND, AN OPPOSITE LABIAL SURFACE WITH A RECTANGULARLY SECTIONED GROOVE EXTENDING THEREACROSS FROM SIDE TO SIDE OF THE BODY, THE LABIAL SURFACE BEING DEPRESSED LONGITUDINALLY OF THE BODY FROM THE GROOVE TO ONE END OF THE BODY, THE INTERIOR OF THE BODY BETWEEN THE GROOVE AND THE OTHER END OF THE BODY HAVING A HOLLOW PORTION IN COMMUNICATION WITH THE GROOVE ADJACENT THE LABIAL SURFACE, A LOCK MEMBER FRICTIONALLY ENGAGED WITHIN THE HOLLOW PORTION AND SLIDABLE LONGITUDINALLY OF THE BODY, A PROJECTION OF THE LOCK MEMBER EXTENDING TO A FREE END ADJACENT THE GROOVE ADAPTED FOR RETAINING AN ARCH WIRE POSITIONED IN THE GROOVE WHEN THE LOCK MEMBER IS POSITIONED AT ONE END OF THE HOLLOW PORTION AND PERMITTING INSERTION OF THE ARCH WIRE INTO THE GROOVE WHEN THE LOCK MEMBER IS POSITIONED AT THE OTHER END OF THE HOLLOW PORTION, THE FREE END OF THE PROJECTION INCLUDING A FLANGE EXTENDING TOWARD THE LABIAL SURFACE TO BE EXPOSED TO THE LABIAL SURFACE DEPRESSION.
Claim 2
Dependent Claim
193 words
AN ORTHODONTIC ARCH WIRE BRACKET ADAPTED FOR CONNECTION TO A TOOTH BAND TO RETAIN AN ARCH WIRE COMPRISING A BODY MEMBER HAVING A BASE SURFACE FOR ATTACHMENT TO THE TOOTH BAND, AN OPPOSITE LABIAL SURFACE WITH A RECTANGULARLY SECTIONED GROOVE EXTENDING THEREACROSS FROM SIDE TO SIDE OF THE BODY, THE LABIAL SURFACE BEING DEPRESSED LONGITUDINALLY OF THE BODY FROM THE GROOVE TO ONE END OF THE BODY, THE INTERIOR OF THE BODY BETWEEN THE GROOVE AND THE OTHER END OF THE BODY HAVING A HOLLOW PORTION IN COMMUNICATION WITH THE GROOVE ADJACENT THE LABIAL SURFACE, A LOCK MEMBER FRICTIONALLY ENGAGED WITHIN THE HOLLOW PORTION AND SLIDABLE LONGITUDINALLY OF THE BODY, A PROJECTION OF THE LOCK MEMBER EXTENDING TO A FREE END ADJACENT THE GROOVE ADAPTED FOR RETAINING AN ARCH WIRE POSITIONED IN THE GROOVE WHEN THE LOCK MEMBER IS POSITIONED AT ONE END OF THE HOLLOW PORTION AND PERMITTING INSERTION OF THE ARCH WIRE INTO THE GROOVE WHEN THE LOCK MEMBER IS POSITIONED AT THE OTHER END OF THE HOLLOW PORTION, THE FREE END OF THE PROJECTION INCLUDING A FLANGE EXTENDING TOWARD THE LABIAL SURFACE TO BE EXPOSED TO THE LABIAL SURFACE DEPRESSION.
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) | 1967-05-05 | 1967-11-04 | 1968-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-05 | 1971-11-04 | 1972-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-05 | 1975-11-04 | 1976-05-05 | $7700.00 | Window Closed / Lapsed |