US3343263A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Artificial tooth
Assignee: Individual
•
Filing: 1965-06-14
•
Granted: 1967-09-26
•
Expires: 1985-06-14
Abstract
No abstract record available.
Inventors
- 👤 Richard E Henlotter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:01
CPC Classifications
A; A61; A61C; A61C8/00; A61C8/0018; A61C8/0036
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
AN ARTIFICIAL TOOTH COMPRISING: A HOLLOW ROOT PORTION HAVING RESILIENT SIDE WALLS ADAPTED TO BE RECEIVED IN THE RECESS IN THE GUM AND JAWBONE LEFT BY REMOVAL OF THE NATURAL TOOTH; A FLUID IN SAID ROOT PORTION UNDER A PREDETERMINED PRESSURE TO FORCE SAID SIDE WALLS OF SAID ROOT PORTION OUTWARDLY AGAINST THE JAWBONE AND GUM TO PREVENT THE JAWBONE AND GUM FROM GROWING INTO THE RECESS LEFT BY REMOVAL OF THE NATURAL TOOTH; MEANS AT LEAST PARTIALLY IN SAID ROOT PORTION TO PERMIT VARYING THE PRESSURE OF SAID FLUID; AND A CROWN PORTION SECURED TO SAID ROOT PORTION AND ENCLOSING SAID MEANS.
Claim 2
Dependent Claim
103 words
AN ARTIFICIAL TOOTH COMPRISING: A HOLLOW ROOT PORTION HAVING RESILIENT SIDE WALLS ADAPTED TO BE RECEIVED IN THE RECESS IN THE GUM AND JAWBONE LEFT BY REMOVAL OF THE NATURAL TOOTH; A FLUID IN SAID ROOT PORTION UNDER A PREDETERMINED PRESSURE TO FORCE SAID SIDE WALLS OF SAID ROOT PORTION OUTWARDLY AGAINST THE JAWBONE AND GUM TO PREVENT THE JAWBONE AND GUM FROM GROWING INTO THE RECESS LEFT BY REMOVAL OF THE NATURAL TOOTH; MEANS AT LEAST PARTIALLY IN SAID ROOT PORTION TO PERMIT VARYING THE PRESSURE OF SAID FLUID; AND A CROWN PORTION SECURED TO SAID ROOT PORTION AND ENCLOSING SAID MEANS.
References Cited (Backward Citations)
US2721387A
Cited
US2857670A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-25 | 1971-03-27 | 1971-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-25 | 1975-03-27 | 1975-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-25 | 1979-03-27 | 1979-09-26 | $7700.00 | Window Closed / Lapsed |