Title:
DENTAL CROWN FORMS AND METHODS
Document Type and Number:
WIPO Patent Application WO2005018476
Kind Code:
A3
Abstract:
Dental crown forms and methods of using them are disclosed. The dental crown forms may include one or more of the following features: a handle attached to the dental crown form at a location removed from the base of the dental crown form; a vented handle through which excess amounts of hardenable dental material can pass during placement of the crown form; and one or more lines of weakness that may be separated to remove a dental crown form from hardenable dental material after placement of the filled crown form. The dental crown forms may also be located in packages with hardenable dental material located within the dental crown forms as packaged.
Inventors:
KVITRUD JAMES R
CUMMINGS KEVIN M
KARIM NAIMUL
CUMMINGS KEVIN M
KARIM NAIMUL
Application Number:
PCT/US2004/024974
Publication Date:
July 07, 2005
Filing Date:
July 30, 2004
Export Citation:
Assignee:
3M INNOVATIVE PROPERTIES CO (US)
International Classes:
A61C5/00; A61C5/12; A61C5/77; A61C13/087; A61C13/08; A61C13/09; (IPC1-7): A61C5/00; A61C5/12
Foreign References:
| US4778386A | 1988-10-18 | |||
| US4718849A | 1988-01-12 | |||
| FR2454795A1 | 1980-11-21 | |||
| FR2598076A1 | 1987-11-06 | |||
| US4957441A | 1990-09-18 | |||
| US6183249B1 | 2001-02-06 |
Download PDF: