US3247844A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mouth guard
Assignee: ROBERTS DENTAL Manufacturing CO Inc
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Filing: 1964-01-29
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Granted: 1966-04-26
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Expires: 1984-01-29
Abstract
No abstract record available.
Inventors
- 👤 Hyman H Berghash
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:30
CPC Classifications
A; A63; A63B; A63B71/00; A63B71/08; A63B71/085
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
204 words
A TOOTH GUARD AND JAW PROTECTOR COMPRISING A HORSESHOE SHAPED BASE MEMBER FOR FITTING BETWEEN A PERSON''S UPPER AND LOWER TEETH WHICH COMPRISES A CURVED FRONTAL BITE PORTION AND A PAIR OF LEGS EACH FORMING A CONTINUATION OF AN END OF SAID FRONTAL BITE PORTION WITH SAID LEGS CONVERGING AT THEIR FREE ENDS, SAID FRONTAL BITE PORTION CHARACTERIZED BY A TROUGH DEFINED BY A LINGUAL WALL INCLINED TOWARD SAID LEGS, A LABIAL WALL THE UPPER PORTION OF WHICH IS INCLINED TOWARD SAID LEGS AND A CONNECTING ARCUATE FLOOR, SAID TROUGH BEING NARROWEST IN THE MIDDLE OF THE FRONTAL BITE PORTION AND WIDENING TOWARD EITHRE END, A PLURALITY OF RADIALLY SPACED WEBS ATTACHED TO THE BOTTOM OF SAID TROUGH ON THE INSIDE SURFACE, AT LEAST ONE PERIPHERALLY EXTENDING RIB ATTACHED TO THE INSIDE SURFACE OF SAID LABIAL WALL BELOW THE TOP THEREOF, SAID LEGS DEFINING FURTHER FLAT BOTTOM TROUGHS FORMING CONTINUATIONS OF SAID TROUGH WITH A PLURALITY OF SPACED BOSSES ATTACHED ON THE INSIDE SURFACE OF SAID FLAT BOTTOM OF SAID LETS, SAID TROUGH AND SAID FURTHER TROUGHS COOPERATING TO RECEIVE A SELFMOLDING FILLER MATERIAL, SAID WEBS, SAID RIB AND SAID BOSSES COOPERATING TO PROVIDE SHOCK ABSORPTION, AND FOR SERVING TO ANCHOR SAID FILLER MATERIAL.
Claim 2
Dependent Claim
204 words
A TOOTH GUARD AND JAW PROTECTOR COMPRISING A HORSESHOE SHAPED BASE MEMBER FOR FITTING BETWEEN A PERSON''S UPPER AND LOWER TEETH WHICH COMPRISES A CURVED FRONTAL BITE PORTION AND A PAIR OF LEGS EACH FORMING A CONTINUATION OF AN END OF SAID FRONTAL BITE PORTION WITH SAID LEGS CONVERGING AT THEIR FREE ENDS, SAID FRONTAL BITE PORTION CHARACTERIZED BY A TROUGH DEFINED BY A LINGUAL WALL INCLINED TOWARD SAID LEGS, A LABIAL WALL THE UPPER PORTION OF WHICH IS INCLINED TOWARD SAID LEGS AND A CONNECTING ARCUATE FLOOR, SAID TROUGH BEING NARROWEST IN THE MIDDLE OF THE FRONTAL BITE PORTION AND WIDENING TOWARD EITHRE END, A PLURALITY OF RADIALLY SPACED WEBS ATTACHED TO THE BOTTOM OF SAID TROUGH ON THE INSIDE SURFACE, AT LEAST ONE PERIPHERALLY EXTENDING RIB ATTACHED TO THE INSIDE SURFACE OF SAID LABIAL WALL BELOW THE TOP THEREOF, SAID LEGS DEFINING FURTHER FLAT BOTTOM TROUGHS FORMING CONTINUATIONS OF SAID TROUGH WITH A PLURALITY OF SPACED BOSSES ATTACHED ON THE INSIDE SURFACE OF SAID FLAT BOTTOM OF SAID LETS, SAID TROUGH AND SAID FURTHER TROUGHS COOPERATING TO RECEIVE A SELFMOLDING FILLER MATERIAL, SAID WEBS, SAID RIB AND SAID BOSSES COOPERATING TO PROVIDE SHOCK ABSORPTION, AND FOR SERVING TO ANCHOR SAID FILLER MATERIAL.
References Cited (Backward Citations)
US2750941A
Cited
US3073300A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |