US3224044A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dental flasks
Assignee: Individual
•
Filing: 1963-07-08
•
Granted: 1965-12-21
•
Expires: 1983-07-08
Abstract
No abstract record available.
Inventors
- 👤 Harris Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 06:17
CPC Classifications
A; A61; A61C; A61C13/00; A61C13/12; A61C13/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
THE COMBINATION WITH A THREE MEMBER HINGED DENTAL FLASK COMPRISING A BASE MEMBER HAVING UPSTANDING SPACEDAPART SIDEWALLS, A FIRST UPPER FLASK MEMBER PIVOTALLY CONNECTED TO SAID BASE MEMBER, A SECOND UPPER FLASK MEMBER PIVOTALLY CONNECTED TO SAID BASE MEMBER, AND A PLATFORM MEMBER ADAPTED TO BE PLACED IN SAID BASE MEMBER, OF A MATRIX ELEMENT THAT IS ADAPTED TO FIT OVER BUT SPACED FROM SAID PLATFORM MEMBER WHEREBY A DENTAL BRIDGE CAN BE EMBEDDED IN INVESTMENT MATERIAL OVER SAID MATRIX ELEMENT AND THE MATRIX ELEMENT AND BRIDGE IN TURN EMBEDDED INVESTMENT MATERIAL OVER SAID PLATFORM MEMBER.
Claim 2
Dependent Claim
96 words
THE COMBINATION WITH A THREE MEMBER HINGED DENTAL FLASK COMPRISING A BASE MEMBER HAVING UPSTANDING SPACEDAPART SIDEWALLS, A FIRST UPPER FLASK MEMBER PIVOTALLY CONNECTED TO SAID BASE MEMBER, A SECOND UPPER FLASK MEMBER PIVOTALLY CONNECTED TO SAID BASE MEMBER, AND A PLATFORM MEMBER ADAPTED TO BE PLACED IN SAID BASE MEMBER, OF A MATRIX ELEMENT THAT IS ADAPTED TO FIT OVER BUT SPACED FROM SAID PLATFORM MEMBER WHEREBY A DENTAL BRIDGE CAN BE EMBEDDED IN INVESTMENT MATERIAL OVER SAID MATRIX ELEMENT AND THE MATRIX ELEMENT AND BRIDGE IN TURN EMBEDDED INVESTMENT MATERIAL OVER SAID PLATFORM MEMBER.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-20 | 1969-06-21 | 1969-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-20 | 1973-06-21 | 1973-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-20 | 1977-06-21 | 1977-12-21 | $7700.00 | Window Closed / Lapsed |