U.S. patent number D343,235 [Application Number 07/778,693] was granted by the patent office on 1994-01-11 for surgical retractor blade. This patent grant is currently assigned to Minnesota Scientific, Inc.. Invention is credited to Steven M. LeVahn.
United States Patent | D343,235 |
LeVahn | January 11, 1994 |
**Please see images for: ( Certificate of Correction ) ** |
Inventors: | LeVahn; Steven M. (St. Paul, MN) |
---|---|
Assignee: | Minnesota Scientific, Inc. (St.
Paul, MN) |
Appl. No.: | 07/778,693 |
Filed: | October 17, 1991 |
Current U.S. Class: | D24/135 |
Field of Search: | ;128/20 ;D24/135 |
D239141 | March 1976 | Ashcraft |
D320658 | October 1991 | Quigley et al. |
2013892 | September 1935 | Lucas |
3729006 | April 1973 | Wilder |
3998217 | December 1976 | Trumbull et al. |
4971038 | November 1990 | Farley |
Sklar Products "Thoracic instruments" p. 216 .COPYRGT.1982 Ex Room 20th Edition. . Zimmer "Retractors" pp. 117, 116 .COPYRGT.1966 Ex Room. . Codman Catalog "1984" Retractors p. 466 item C .COPYRGT.1984 Ex Room.. |
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