U.S. patent number D346,052 [Application Number 07/818,986] was granted by the patent office on 1994-04-12 for vacuum cleaner. This patent grant is currently assigned to Royal Appliance Mfg. Co.. Invention is credited to Richard C. Farone, James J. Kopco, Craig M. Saunders, Paul D. Stephens, Michael F. Wright, Terry L. Zahuranec.
United States Patent | D346,052 |
Saunders , et al. | April 12, 1994 |
Inventors: | Saunders; Craig M. (Rocky River, OH), Zahuranec; Terry L. (Hudson, OH), Kopco; James J. (Mentor-on-the-Lake, OH), Wright; Michael F. (Cuyahoga Falls, OH), Stephens; Paul D. (Cleveland Heights, OH), Farone; Richard C. (Wickliffe, OH) |
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Assignee: | Royal Appliance Mfg. Co.
(Cleveland, OH) |
Appl. No.: | 07/818,986 |
Filed: | January 10, 1992 |
Current U.S. Class: | D32/22 |
Field of Search: | ;15/323-326,327.6,331-336,337,347,350-351,361,377,412,413,415.1 ;D32/21-22,31-34 |
D292335 | October 1987 | Wareham et al. |
D293727 | January 1988 | Wareham et al. |
D301648 | June 1989 | Kieft |
D305169 | December 1989 | Essex et al. |
D307069 | April 1990 | Kieft |
D313681 | January 1991 | McKnight |
4621390 | November 1986 | Hampton et al. |
4648149 | March 1987 | Hampton et al. |
4720887 | January 1988 | Bosyj et al. |
4748714 | June 1988 | Tschudy |
Service Merchandise, Dec. 20, 1992, p. 36, "Dirt Devil upright vac. cleaners". . Service Merchandise, Dec. 20, 1992, p. 39, "Oreck XL uprt. vac. cleaner". . Service Merchandise, Dec. 20, 1992, p. 38, "Eureka upright vac. cleaners". . Whirlpool CVR 2000 High Speed upright, no page #, "Whirlpool CVR 2000 high speed upright".. |
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