Screwdriver

Cascio , et al. July 17, 1

Patent Grant D309246

U.S. patent number D309,246 [Application Number 06/942,521] was granted by the patent office on 1990-07-17 for screwdriver. This patent grant is currently assigned to Snap-on Tools Corporation. Invention is credited to Mark S. Bakula, Donald J. Caldwell, Steven S. Cascio, Tom S. Severson, Steven R. Wente.


United States Patent D309,246
Cascio ,   et al. July 17, 1990

Screwdriver

Claims

The ornamental design for a screwdriver, as shown and described.
Inventors: Cascio; Steven S. (Kenosha, WI), Caldwell; Donald J. (Milwaukee, WI), Severson; Tom S. (Kenosha, WI), Wente; Steven R. (Kenosha, WI), Bakula; Mark S. (Muskego, WI)
Assignee: Snap-on Tools Corporation (Kenosha, WI)
Appl. No.: 06/942,521
Filed: December 24, 1986

Current U.S. Class: D8/82
Field of Search: ;D8/82-87,70 ;81/436,441,901,460,461,437,177.1,489 ;7/165

References Cited [Referenced By]

U.S. Patent Documents
D143931 February 1946 Odlum
D244747 June 1977 Solf
D256882 September 1980 Jansson
3026920 March 1962 York
3463209 August 1969 Podolsky
Foreign Patent Documents
2828077 Jan 1980 DE

Other References

Proto Tool Catalog No. PR120-6902 Feb. 1969, p. 78, Screwdrivers #9604, 9606, 9608/left center of page. .
Techni-Tool Catalog .COPYRGT.1984 (No. 28) p. 39 item in lower left of page/"Stubby" Screwdriver..

Primary Examiner: Dunkins; Bruce W.
Assistant Examiner: Heflin; Clare E.
Attorney, Agent or Firm: Emrich & Dithmar

Description



FIG. 1 is a side elevational view of a screwdriver showing a first embodiment of our new design, the top, bottom and opposite side being identical;

FIG. 2 is an end elevational view thereof;

FIG. 3 is an opposite end elevational view thereof;

FIG. 4 is a side elevational view of a screwdriver showing a second embodiment of our new design, the top, bottom and opposite side being identical;

FIG. 5 is a side elevational view of a screwdriver showing a third embodiment of our new design, the top, bottom and opposite side being identical;

FIG. 6 is a side elevational view of a screwdriver showing a fourth embodiment of our new design, the top, bottom and opposite side being identical;

FIG. 7 is a side elevational view of a screwdriver showing a fifth embodiment of our new design, the top, bottom and opposite side being identical;

The end views of the embodiments depicted in FIGS. 4-7 are identical to those shown in FIGS. 2 and 3.

FIG. 8 is a perspective view of the screwdriver of FIGS. 1-3; and

FIG. 9 is a side elevational view of the screwdriver of FIGS. 1-3 similar to FIG. 1 except that it has been rotated 45.degree..

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