Patent US3171203A successfully refreshed from Google Patents.
US3171203A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dental mouth gag and mirror
Assignee: Individual
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Filing: 1963-02-01
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Granted: 1965-03-02
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Expires: 1983-02-01
Abstract
No abstract record available.
Inventors
- 👤 Arroyo Roberto Vazquez
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:53
CPC Classifications
A; A61; A61B; A61B1/00; A61B1/24; A61B1/247
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
A DENTAL APPLIANCE COMPRISING A RELATIVELY FLAT PLATE ADAPTED TO BE POSITIONED OVER THE LOWER TEETH, A FLANGE ON THE UNDERSIDE OF THE PLATE ADAPTED TO BE POSITIONED BEHIND THE LOWER LIP, A MIRROR ON THE UPPER SURFACE OF THE PLATE, AN ARCUATE BRIDGE EXTENDING UPWARDLY FROM THE SIDES OF SAID PLATE AND ADAPTED TO HOLD THE MOUTH IN OPEN POSITION, SAID PLATE HAVING A TONGUE DEPRESSING PORTION EXTENDING REARWARDLY OF SAID BRIDGE, AND A BULBOUS UPPER PROTUBERANCE ON SAID LAST-MENTION PORTION.
Claim 2
Dependent Claim
82 words
A DENTAL APPLIANCE COMPRISING A RELATIVELY FLAT PLATE ADAPTED TO BE POSITIONED OVER THE LOWER TEETH, A FLANGE ON THE UNDERSIDE OF THE PLATE ADAPTED TO BE POSITIONED BEHIND THE LOWER LIP, A MIRROR ON THE UPPER SURFACE OF THE PLATE, AN ARCUATE BRIDGE EXTENDING UPWARDLY FROM THE SIDES OF SAID PLATE AND ADAPTED TO HOLD THE MOUTH IN OPEN POSITION, SAID PLATE HAVING A TONGUE DEPRESSING PORTION EXTENDING REARWARDLY OF SAID BRIDGE, AND A BULBOUS UPPER PROTUBERANCE ON SAID LAST-MENTION PORTION.
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) | 1968-03-01 | 1968-08-31 | 1969-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-01 | 1972-08-31 | 1973-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-01 | 1976-08-31 | 1977-03-02 | $7700.00 | Window Closed / Lapsed |