Slotted cast cutter blade base

- Stryker Corporation
Description

FIG. 1 is a top plan view of a slotted cast cutter blade base showing a new design, the bottom plan view being identical thereto;

FIG. 2 is an upper edge view thereof;

FIG. 3 is a sectional view thereof substantially as taken on the line 3--3 of FIG. 1; and,

FIG. 4 is a pictorial view thereof.

The broken line showing of the cutting portion of the cast cutter blade is for illustrative purposes only and forms no part of the claimed design.

Referenced Cited
U.S. Patent Documents
44823 October 1864 Rose
D245918 September 27, 1977 Shen
D294734 March 15, 1988 Detsch
D317821 June 25, 1991 Aoyagi
D343247 January 11, 1994 Walen
436804 September 1890 Roberts
1048085 December 1912 MacFarland
1064493 June 1913 Kropat
1125234 January 1915 White
1413101 April 1922 Cushing
1448305 March 1923 Langbein
1495675 May 1924 Colt
1808239 June 1931 Logan
1940855 December 1933 Friedman
2557364 June 1951 Treace
2604130 July 1952 Derby
2649838 August 1953 Krause et al.
2854981 October 1958 Morrison
3103069 September 1963 Gary
3542097 November 1970 Dudek
3554197 January 1971 Dobbie
3678934 July 1972 Warfield et al.
3703036 November 1972 Karubian
3750283 August 1973 Hoffman
3823473 July 1974 Hoffman
3852881 December 1974 Treace
3863339 February 1975 Reaney et al.
3901117 August 1975 Hoffman
3905105 September 1975 Tuke
3905374 September 1975 Winter
3927893 December 1975 Dillon et al.
3943934 March 16, 1976 Bent
3952412 April 27, 1976 Rhodes
3964163 June 22, 1976 Russo
3974868 August 17, 1976 Derbyshire
3977289 August 31, 1976 Tuke
4008720 February 22, 1977 Brinckmann et al.
4020555 May 3, 1977 Hedrick
4032747 June 28, 1977 Kunz
4064871 December 27, 1977 Reno
4106181 August 15, 1978 Mattchen
4233737 November 18, 1980 Poehlmann
4252121 February 24, 1981 Arnegger
4386609 June 7, 1983 Mongeon
4470196 September 11, 1984 Hoffman
4528753 July 16, 1985 Kuhlmann et al.
4584999 April 29, 1986 Arnegger
4617930 October 21, 1986 Saunders
4637391 January 20, 1987 Schlein
4646440 March 3, 1987 Decker
4648182 March 10, 1987 Hoffman
4694542 September 22, 1987 Koppe
4711030 December 8, 1987 Ruston, Sr.
4730952 March 15, 1988 Wiley
4736742 April 12, 1988 Alexson et al.
4739557 April 26, 1988 Wagner
4768504 September 6, 1988 Ender
4783886 November 15, 1988 Koppe
4819334 April 11, 1989 Mongeon
4891884 January 9, 1990 Torbet
4899443 February 13, 1990 Beermann
4920646 May 1, 1990 Grant
5087261 February 11, 1992 Ryd et al.
5122142 June 16, 1992 Pascaloff
5133728 July 28, 1992 Petersen
5299893 April 5, 1994 Salyer et al.
Foreign Patent Documents
1042743 September 1983 SUX
1630798 February 1991 SUX
Other references
  • Copies of pp. 2, 3 and 5 of Stryker prior art brochure/catalog No. 1420 Standard Bone Saw Handpiece, 1100 Series saw blades, and No. 1470 Sagittal Plane bone saw with Series 1370 blades. Aloe Medical Instruments Gallbladder Retractor item B-1323 p. 115, @ 1965.
Patent History
Patent number: D351907
Type: Grant
Filed: May 26, 1993
Date of Patent: Oct 25, 1994
Assignee: Stryker Corporation (Kalamazoo, MI)
Inventors: John T. Matthai (Kalmazoo, MI), Richard F. Huyser (Kalmazoo, MI)
Primary Examiner: Alan P. Douglas
Assistant Examiner: Antoine D. Davis
Law Firm: Flynn, Thiel, Boutell & Tanis
Application Number: 0/8,885
Classifications