Number | Name | Date | Kind |
---|---|---|---|
2383114 | De Villiers | Aug 1945 | A |
3711436 | Oliver et al. | Jan 1973 | A |
3926893 | Woodward | Dec 1975 | A |
4070510 | Kahn | Jan 1978 | A |
4230605 | Connolly et al. | Oct 1980 | A |
4747880 | Berrido et al. | May 1988 | A |
4784798 | Geke et al. | Nov 1988 | A |
4853145 | Schmid et al. | Aug 1989 | A |
4857114 | Brumbaugh et al. | Aug 1989 | A |
4861518 | Morganson et al. | Aug 1989 | A |
5342551 | Ruckle | Aug 1994 | A |
5382376 | Michael et al. | Jan 1995 | A |
5782991 | van der Heyden et al. | Jul 1998 | A |
Number | Date | Country |
---|---|---|
0 239 084 | Sep 1987 | EP |
Entry |
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Four pages of an advertisement by Essential Industries, Inc. entitled Floor Maintenance Systems, admitted prior art. |
Twenty-three pages including questions and answers describing a Top Guard product by Top Guard Products, admitted prior art. |
Four pages from Spartan Chemical News describing a SunSwept product, admitted prior art. |
Eight pages describing a Taski Wiwax cleaning and maintenance Emulsion, by Lever Industrial, admitted prior art. |