|
The ornamental design for a retractor, as shown and described.
|
FIG. 1 is a perspective view of a dental lip retractor;
FIG. 2 is a bottom plan view of the retractor of FIG. 1;
FIG. 3 is a side elevation view of the retractor of FIG. 1;
FIG. 4 is a top plan view of the retractor of FIG. 1;
FIG. 5 is a side elevation view of the retractor of FIG. 1 from another angle; and,
FIG. 6 is a side elevation view of the retractor of FIG. 1 from another angle.
Patent | Priority | Assignee | Title |
10016258, | Mar 15 2013 | Ultradent Products, INC | Cheek and lip expansion device and method |
10307049, | Sep 26 2007 | Ultradent Products, Inc. | Methods, devices, systems, assemblies, and kits for tissue retraction in an oral cavity |
8007171, | Dec 04 2008 | Electronics and Telecommunications Research Institute | Method and support device for measuring jawbone mineral density |
9387054, | Sep 26 2007 | Ultradent Products, Inc. | Methods, devices, systems, assemblies, and kits for tissue retraction in an oral cavity |
9901332, | Mar 15 2013 | Ultradent Products, INC | Cheek retractor device and method |
D564658, | Nov 22 2002 | DENOVO DENTAL, INC | Apparatus for maintaining a dry field during dental procedures |
D568994, | Mar 31 2006 | Cheek retractor | |
D581531, | Apr 11 2006 | COOPER SURGICAL, INC | Tissue retractor frame |
D617455, | Jul 30 2008 | GC Corporation | Angulus oris dilating implement |
D634841, | Jun 24 2010 | PAC-DENT, INC | Lip retractor |
D636877, | Feb 24 2010 | SMILE STUDIO UK LTD | Dental apparatus |
D737437, | Aug 05 2013 | Surgical retractor | |
D737964, | Mar 14 2014 | Ultradent Products, INC | Cheek retractor device |
D756515, | Mar 10 2014 | Alcon Inc | Pupil expander |
D756516, | Mar 10 2014 | Alcon Inc | Pupil expander |
D761958, | Mar 14 2014 | Ultradent Products, Inc. | Cheek retractor device |
D763444, | Mar 14 2014 | Ultradent Products, Inc. | Cheek retractor device |
D792590, | Jul 21 2015 | Ultradent Products, Inc.; Ultradent Products, INC | Cheek retractor device |
D820445, | Mar 14 2014 | Ultradent Products, Inc. | Cheek retractor device |
D914214, | Jun 03 2019 | Ultradent Products, Inc. | Dental retraction device |
D964566, | Jun 03 2019 | Ultradent Products, Inc. | Dental retraction device |
Patent | Priority | Assignee | Title |
1170333, | |||
1389436, | |||
3241550, | |||
3916880, | |||
4002162, | Apr 26 1976 | Lip and cheek expander and tongue retractor with tortionally adjustable spring means | |
4019255, | Oct 16 1975 | Dental apparatus for cheek retraction and saliva collection | |
4179815, | Dec 29 1977 | TP ORTHODONTICS, INC | Dental device |
4200089, | Apr 13 1978 | Inoue Attachment Kabushiki Kaisha | Mouth corner spreader |
4259067, | Oct 25 1977 | Combined saliva ejector, tongue retractor and throat protector | |
4511329, | Jan 26 1984 | Moisture controlling lingual dental mirror | |
4592344, | Jul 25 1980 | Combination illuminator and lip and cheek expander | |
4671260, | Jul 29 1985 | Oral exerciser for face, chin and neck, and medical appliance | |
4889491, | Mar 14 1988 | Dental throat shield | |
5037298, | Nov 25 1985 | Apparatus and improved process for removing saliva while retracting cheeks and lips | |
5115799, | Jan 15 1991 | Occlusal lip and cheek retractor | |
5730597, | Jun 05 1996 | The United States of America as represented by the Secretary of the Navy | Lip and cheek retractor |
5873718, | May 19 1998 | Dental apparatus to remove saliva while retracting cheeks, lips and tongue | |
6102701, | Jan 21 1999 | Retractor apparatus | |
20020022211, |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Mar 30 2004 | Discus Dental Impressions, Inc. | (assignment on the face of the patent) | / | |||
Mar 13 2006 | DISCUS DENTAL IMPRESSIONS, INC | BANK OF AMERICA, N A , AS ADMINISTRATIVE AGENT | NOTICE OF GRANT OF SECURITY INTEREST | 017492 | /0740 | |
Oct 23 2007 | DISCUS DENTAL IMPRESSIONS, INC | Discus Dental, LLC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 020080 | /0146 |
Date | Maintenance Fee Events |
Date | Maintenance Schedule |