U.S. patent number D330,743 [Application Number 07/468,990] was granted by the patent office on 1992-11-03 for playground slide. Invention is credited to Loron W. Mercer.
United States Patent | D330,743 |
Mercer | November 3, 1992 |
Inventors: | Mercer; Loron W. (Leawood, KS) |
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Appl. No.: | 07/468,990 |
Filed: | January 23, 1990 |
Current U.S. Class: | D21/818 |
Field of Search: | ;D21/244,242 ;472/116,117 |
D271037 | October 1983 | Gordon |
D281985 | December 1985 | Spirk, Jr. et al. |
2270909 | January 1942 | Spizer |
2461345 | February 1949 | Packer |
2841396 | July 1958 | Foss |
4484738 | November 1984 | Ahrens et al. |
Mexico Forge Eqpt., 1984, p. 49, as shown. . American Approved Playground Equipment, 1945, p. 30, top of the page. . Flyer, American Play Systems, Every Child's Dream; Slide APS 303 pictured; date unknown. . Brochure, Bergfeld Recreation, Inc.; Quadro; pictured slide, "Universal Kit with Add-On Slide"; date unknown. . Brochure, Olympic Recreation, Inc., "Fit for Fun"; slide configuration pictured; date unknown. . Advertisement, TotTime; pictured slide; date unknown. . Brochure, TimberGym by Creative Playgrounds Ltd. showing pictured slides; date unknown.. |
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