Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Cellular products or processes of preparing a cellular...
Reexamination Certificate
2005-09-20
2005-09-20
Seidleck, James J. (Department: 1711)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Cellular products or processes of preparing a cellular...
C521S053000, C521S054000, C521S055000, C047S05900R, C047S05810R, C047S05810R, C047S05900R
Reexamination Certificate
active
06946496
ABSTRACT:
An artificial soil includes a plurality of foam plastic fragments. A gel coating is disposed about substantially each of the fragments. Minerals are disposed within the gel coating.
REFERENCES:
patent: 2891355 (1959-06-01), Nelson
patent: RE25438 (1963-08-01), Nelson
Paul Mankiewicz PhD., Lightweight Soil for Urban Rooftops, The Gaia Institute, Presentation Made Apr. 2002.
Edwards & Angell LLP
Gitten Howard M.
Seidleck James J.
Zeml Irina S.
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