Dental cartridge

Details Dental cartridge Dental cartridge

2005-05-31

2005-05-31

O'Connor, Cary E. (Department: 3732)

Dentistry

Apparatus

Having intra-oral dispensing means

Reexamination Certificate

active

06899537

ABSTRACT:
A dental cartridge (10) for dispensing a dental cartridge substance (26). The dental cartridge (10) has a dispensing region (18) which is of substantially constant internal diameter. The dispensing region (18) is at least partially curved. A deformable piston (24) is provided and arranged to pass through the curved portion of the dispensing region (18).

REFERENCES:
patent: 1469004 (1923-09-01), Gustav
patent: 2573547 (1951-10-01), Crowell
patent: 5165890 (1992-11-01), Discko, Jr.
patent: 5286257 (1994-02-01), Fischer
patent: 5722830 (1998-03-01), Brandhorst et al.
patent: 2003/0186191 (2003-10-01), Lawlter et al.
patent: 27 41 185 (1979-02-01), None
patent: 35 33 367 (1987-02-01), None
patent: 2 642 299 (1990-08-01), None
patent: 81/02250 (1981-08-01), None
patent: 93/16653 (1993-09-01), None
Derwent Abstract Accession No. 91-214141/29, Class 932, SU 1606116 A (Mukhin I G) Nov. 15, 1990.
English language abstract of FR 2642299.
Derwent English language abstract of DE 27 41 185.
Derwent English language abstract of DE 35 33 367.

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