Resources Contact Us Home
Browse by Category: Main > Health & Medicine
Class Information
Number: 433/152
Name: Dentistry > Apparatus > Hand manipulatable implement > Including work penetrating portion to secure tool to work
Description: Apparatus which is attached to a workpiece by a workpiece piercing member.

Patents under this class:

Patent Number Title Of Patent Date Issued
8439679 Extractor for broken tooth root May. 14, 2013
8177555 Device for extracting a tooth root May. 15, 2012
7938645 Dental system for root and root tip extraction May. 10, 2011
7367804 Endodontic instrument extractor tool manufactured from a shape memory material and related kits and methods May. 6, 2008
7303395 Device for the removal of teeth Dec. 4, 2007
6019602 Tooth root tip extractor Feb. 1, 2000
5839896 Dental post extractor apparatus Nov. 24, 1998
5788499 Posterior composite restoration instrument and method Aug. 4, 1998
4627817 Dental bridge remover Dec. 9, 1986
4402671 Method and apparatus for dental crown removal Sep. 6, 1983
4315745 Dental elevator Feb. 16, 1982

  Recently Added Patents
One-dimensional metal nanostructures
Spectral sensor for checking documents of value
Method for producing (meth)acrylic anhydride, method for storing (meth)acrylic anhydride, and method for producing (meth)acrylate
Wavelength and power scalable waveguiding-based infrared laser system
Phase noise extraction apparatus and technique
  Randomly Featured Patents
Joint zero-forcing and matched-filter adaptive digital equalizer
Airfoil shape for a compressor
High-density electrical contact pad pattern
Method for making a grip of a golf club
Method for checking a switching center, line unit and switching center for implementing the method, as well as an appertaining computer program
Thin film lithium polymer battery
Method of chemical vapor deposition in a vacuum plasma processor responsive to a pulsed microwave source
Storage device and semiconductor device
Filtering method to allow FDD and TDD operation in PCS transreceivers
Chrysanthemum plant named `Chazami`