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:
Jan. 05, 1988
Filed:
Jan. 08, 1986
Applicant:
Inventor:
Gil Navon, Ramat Gan, IL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
350-15 ; 350312 ; 350320 ;
Abstract
A method and filter particularly useful in greenhouses for optically filtering solar radiation by circulating an aqueous solution of copper salts with added chloride salts so that the chloride concentration is greater than 0.7 N to form a complex which has optical absorption properties stronger than free copper ions.