US3239935A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Artificial denture and apparatus for determining bite pressure
Assignee: Individual
•
Filing: 1962-02-09
•
Granted: 1966-03-15
•
Expires: 1982-02-09
Abstract
No abstract record available.
Inventors
- 👤 John H Shackelford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 16:51
CPC Classifications
A; A61; A61C; A61C13/00; A61C13/01; A61C13/04; A61C19/00; A61C19/04; A61C19/05
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
AN APPARATUS FOR DETERMINING BITE PRESSURE COMPRISING; AN ARTIFICIAL DENTURE HAVING A BASE, SAID BASE HAVING A GUM ENGAGING PORTION, A PLURALITY OF SPACED PRESSURE SENSITIVE RESISTANCE ELEMENTS EMBEDDED IN THE SAID GUM ENGAGING PORTION OF SAID BASE IN POSITION TO BE SUBJECTED TO BITE PRESSURES, METER MEANS ADAPTED TO INDICATE BITE-PRESSURE INDUCED CHANGES IN THE RESISTANCE OF SAID ELEMENTS, A PAIR OF CONDUCTORS EXTENDING OUT FROM EACH OF SAID RESISTANCE ELEMENTS, AND CONNECTING MEANS BY WHICH SAID CONDUCTORS ARE CONNECTED TO SAID METER MEANS.
Claim 2
Independent Claim
85 words
AN APPARATUS FOR DETERMINING BITE PRESSURE COMPRISING; AN ARTIFICIAL DENTURE HAVING A BASE, SAID BASE HAVING A GUM ENGAGING PORTION, A PLURALITY OF SPACED PRESSURE SENSITIVE RESISTANCE ELEMENTS EMBEDDED IN THE SAID GUM ENGAGING PORTION OF SAID BASE IN POSITION TO BE SUBJECTED TO BITE PRESSURES, METER MEANS ADAPTED TO INDICATE BITE-PRESSURE INDUCED CHANGES IN THE RESISTANCE OF SAID ELEMENTS, A PAIR OF CONDUCTORS EXTENDING OUT FROM EACH OF SAID RESISTANCE ELEMENTS, AND CONNECTING MEANS BY WHICH SAID CONDUCTORS ARE CONNECTED TO SAID METER MEANS.
References Cited (Backward Citations)
US705187A
Cited
US1539143A
Cited
US2205875A
Cited
US2543512A
Cited
US2674797A
Cited
US2773308A
Cited
US2896324A
Cited
US2909836A
Cited
US2937443A
Cited
US3057205A
Cited
US3064354A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-14 | 1969-09-13 | 1970-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-14 | 1973-09-13 | 1974-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-14 | 1977-09-13 | 1978-03-15 | $7700.00 | Window Closed / Lapsed |