US3307261A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Orthodontic device
Assignee: Individual
•
Filing: 1961-05-08
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Granted: 1967-03-07
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Expires: 1981-05-08
Abstract
No abstract record available.
Inventors
- 👤 Cecil C Steiner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:12
CPC Classifications
A; A61; A61C; A61C7/00; A61C7/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
167 words
AN ORTHODONTIC DEVICE COMPRISING A BRACKET AND ROTATION ARM UNIT INCLUDING A FORWARD PORTION AND A REARWARD PORTION, THE FORWARD PORTION BEING ADAPTED TO HAVE AN ARCH WIRE SEATED THEREIN, AND THE REARWARD PORTION BEING ADAPTED TO HAVE SECURED THERETO A TOOTH ENGAGING BAND, SAID UNIT COMPRISING A BRACKET FORMED OF RELATIVELY HARD NON-YIELDING MATERIAL, AND A LAMINATED PLURAL LEAF ROTATION ARM AFFIXED TO THE BRACKET, EACH LEAF EMBODYING FLEXIBLE WINGS FORMED OF SPRING MATERIAL EXTENDING LATERALLY FROM THE BRACKET, THE EXTREME FREE END PORTIONS OF ONE OF SAID WINGS OF ONE LEAF BEING ADAPTED TO BEAR UPON THE ARCH WIRE AT A POINT SPACED FROM THE BRACKET SUFFICIENT FOR THE WING TO BE FLEXED, WHEREBY FORCE MAY BE STORED IN THE WINGS OF THE LEAVES OF THE ROTATION ARM BY INITIAL DEFORMATION OF THE SAME FROM THEIR POSITION OF REPOSE TO BEAR UPON THE ARCH WIRE AND THE FORCE BE DELIVERED OVER A PERIOD OF TIME AS THE WINGS SEEK RETURN TO THEIR POSITION OF REPOSE.
Claim 2
Dependent Claim
167 words
AN ORTHODONTIC DEVICE COMPRISING A BRACKET AND ROTATION ARM UNIT INCLUDING A FORWARD PORTION AND A REARWARD PORTION, THE FORWARD PORTION BEING ADAPTED TO HAVE AN ARCH WIRE SEATED THEREIN, AND THE REARWARD PORTION BEING ADAPTED TO HAVE SECURED THERETO A TOOTH ENGAGING BAND, SAID UNIT COMPRISING A BRACKET FORMED OF RELATIVELY HARD NON-YIELDING MATERIAL, AND A LAMINATED PLURAL LEAF ROTATION ARM AFFIXED TO THE BRACKET, EACH LEAF EMBODYING FLEXIBLE WINGS FORMED OF SPRING MATERIAL EXTENDING LATERALLY FROM THE BRACKET, THE EXTREME FREE END PORTIONS OF ONE OF SAID WINGS OF ONE LEAF BEING ADAPTED TO BEAR UPON THE ARCH WIRE AT A POINT SPACED FROM THE BRACKET SUFFICIENT FOR THE WING TO BE FLEXED, WHEREBY FORCE MAY BE STORED IN THE WINGS OF THE LEAVES OF THE ROTATION ARM BY INITIAL DEFORMATION OF THE SAME FROM THEIR POSITION OF REPOSE TO BEAR UPON THE ARCH WIRE AND THE FORCE BE DELIVERED OVER A PERIOD OF TIME AS THE WINGS SEEK RETURN TO THEIR POSITION OF REPOSE.
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) | 1970-03-06 | 1970-09-05 | 1971-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-06 | 1974-09-05 | 1975-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-06 | 1978-09-05 | 1979-03-07 | $7700.00 | Window Closed / Lapsed |