← Back to Patent Explorer
US3247844A Expired / Lapsed US ⏱️ 0.0 years remaining

Mouth guard

Assignee: ROBERTS DENTAL Manufacturing CO Inc
•
Filing: 1964-01-29
•
Granted: 1966-04-26
•
Expires: 1984-01-29
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

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

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag