U.S. patent number D393,035 [Application Number D/058,273] was granted by the patent office on 1998-03-31 for iron-type golf club head. This patent grant is currently assigned to Callaway Golf Company. Invention is credited to Donald A. Bistline, Victor S. Dennis, Richard C. Helmstetter, Thomas R. Hilton, Bruce A. Parker.
United States Patent | D393,035 |
Bistline , et al. | March 31, 1998 |
Inventors: | Bistline; Donald A. (Vista, CA), Helmstetter; Richard C. (Carlsbad, CA), Hilton; Thomas R. (Cardiff, CA), Dennis; Victor S. (Carlsbad, CA), Parker; Bruce A. (Del Mar, CA) |
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Assignee: | Callaway Golf Company
(Carlsbad, CA) |
Appl. No.: | D/058,273 |
Filed: | August 29, 1996 |
Current U.S. Class: | D21/749 |
Current International Class: | 2102 |
Field of Search: | ;D21/220 ;473/350,282-292 |
D322651 | December 1991 | Parente et al. |
D357520 | April 1995 | Helmstetter et al. |
D360445 | July 1995 | Schmidt et al. |
D364206 | November 1995 | Schmidt et al. |
D376399 | December 1996 | Boone |
3134596 | May 1964 | Boznos |
4582321 | April 1986 | Yoneyama |
5067711 | November 1991 | Parente et al. |
5222734 | June 1993 | Parente et al. |
5328184 | July 1994 | Antonious |
93-2573 | Sep 1994 | SE | |||
Golfsmith; page unknown; "Tour Model IV"; top of page Apr. 1992. . Golf Digest; p. 177; "Diamond" iron; top of page Feb. 1988.. |
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