Patent US2792628A successfully refreshed from Google Patents.
US2792628A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Prosthetic tooth simulating a natural tooth having a filling and method of making the same
Assignee: Individual
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Filing: 1955-01-25
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Granted: 1957-05-21
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Expires: 1975-01-25
Abstract
No abstract record available.
Inventors
- 👤 Neumayer Wilhelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:08
CPC Classifications
A; A61; A61C; A61C13/00; A61C13/08; A61C13/082
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A FALSE TOOTH COMPRISING, IN COMBINATION, A PROSTHETIC TOOTH OF PORCELAIN TOOTH-SIMULATING MATERIAL; A THIN METAL BODY JOINED TO SAID PROSTHETIC TOOTH ON A PORTION OF SAID TOOTH VISIBLE WHEN SAID PROSTHETIC TOOTH IS IN A PERSON''S MOUTH SO THAT SAID FALSE TOOTH IN A PERSON''S MOUTH APPEARS TO HAVE A FILLING AND THEREBY MORE CLOSELY SIMULATES A NATURAL TOOTH HAVING A FILLING; AND A TRANSPARENT LAYER MADE OF TRANSPARENT SYNTHETIC PLASTIC MATERIAL SELECTED FROM THE GROUP CONSISTING OF TRANSPARENT WATER INSOLUBLE POLYMERIZED ETHYLENE OXIDES AND TRANSPARENT POLYURETHANES COVERING AT LEAST SAID METAL BODY PORTION OF SAID FALSE TOOTH AND PROTECTING SAID METAL BODY.
Claim 2
Dependent Claim
104 words
A FALSE TOOTH COMPRISING, IN COMBINATION, A PROSTHETIC TOOTH OF PORCELAIN TOOTH-SIMULATING MATERIAL; A THIN METAL BODY JOINED TO SAID PROSTHETIC TOOTH ON A PORTION OF SAID TOOTH VISIBLE WHEN SAID PROSTHETIC TOOTH IS IN A PERSON''S MOUTH SO THAT SAID FALSE TOOTH IN A PERSON''S MOUTH APPEARS TO HAVE A FILLING AND THEREBY MORE CLOSELY SIMULATES A NATURAL TOOTH HAVING A FILLING; AND A TRANSPARENT LAYER MADE OF TRANSPARENT SYNTHETIC PLASTIC MATERIAL SELECTED FROM THE GROUP CONSISTING OF TRANSPARENT WATER INSOLUBLE POLYMERIZED ETHYLENE OXIDES AND TRANSPARENT POLYURETHANES COVERING AT LEAST SAID METAL BODY PORTION OF SAID FALSE TOOTH AND PROTECTING SAID METAL BODY.
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) | 1960-05-20 | 1960-11-19 | 1961-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-05-20 | 1964-11-19 | 1965-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-05-20 | 1968-11-19 | 1969-05-21 | $7700.00 | Window Closed / Lapsed |