The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 26, 2002
Filed:
Aug. 06, 1999
Applicant:
Inventors:
Mark Christopher Tonkin, The Barn, Ripe Lane, GB;
Mark Andrew Young, Hemel Hempstead, GB;
Olaf Norbert Kirchner, Wilmington, DE (US);
Charles William Cahill, Newark, DE (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A01G 2/900 ;
U.S. Cl.
CPC ...
A01G 2/900 ;
Abstract
An irrigation device is provided, the device comprising a container for water consisting of a plurality of surfaces, each surface substantially being either a hydrophilic membrane or impervious to water in all forms, and wherein at least one of the surfaces is substantially a hydrophilic membrane and at least one of the surfaces is substantially impervious to water in all forms.