HAWE NEOS DENTAL DR. H. VON WEISSENFLUTH S.A.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A61C DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE 354

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6648642 Rubber damSep 24, 99Nov 18, 03[A61C]
5626475 Dental matrix tensionerJun 20, 94May 06, 97[A61C]
5290170 Ablator for use in dentistryJan 23, 92Mar 01, 94[A61C]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5421725 Device for fitting a matrix to a tooth to be filledExpiredSep 13, 93Jun 06, 95[A61C]
5318445 Process and instrument for dental treatmentExpiredJan 21, 92Jun 07, 94[A61C]
5195889 Device for the reconstruction of an angular zone of a toothExpiredNov 19, 91Mar 23, 93[A61C]
5158457 Dental process and instrument for polishing roots of teethExpiredSep 20, 89Oct 27, 92[A61C]
4979899 Scaler for cleaning teethExpiredMay 20, 88Dec 25, 90[A61C]
4854080 Apparatus for sharpening periodontal instrumentsExpiredSep 24, 88Aug 08, 89[B24B]
4824365 Dental matrix in a flexible strip with tightener connected to itExpiredFeb 16, 88Apr 25, 89[A61C]
4631030 Equipment for putting in approximal fillings with light-hardening materialsExpiredJun 18, 85Dec 23, 86[A61C]
4500288 Angular mold for dental useExpiredDec 30, 82Feb 19, 85[A61C]
4449928 Universal cervical matrix for dental useExpiredSep 28, 82May 22, 84[A61C]

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