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. 01, 2013
Filed:
May. 13, 2005
Applicants:
Charlie J. Schafer, Panora, IA (US);
Phil Algreen, Earlham, IA (US);
Inventors:
Charlie J. Schafer, Panora, IA (US);
Phil Algreen, Earlham, IA (US);
Assignee:
Agri Drain Corporation, Adair, IA (US);
Primary Examiner:
Int. Cl.
CPC ...
E02B 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A groundwater control system and method for regulating the level of groundwater in an agricultural field according to selected criteria concerning the purity of the groundwater including a drainage tile line having a water flow regulator that is computer controlled through a communications link in response to the selected criteria.
Schafer, Charlie. (2013). Groundwater control system with purity sensor and method (U.S. Patent No. 8342775). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8342775
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile