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:
Sep. 02, 2008
Filed:
Dec. 20, 2004
Applicants:
Ronald P. Brochu, Westbrook, CT (US);
James J Burnes, Deep River, CT (US);
Inventors:
Ronald P. Brochu, Westbrook, CT (US);
James J Burnes, Deep River, CT (US);
Assignee:
Other;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E02B 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A molded plastic corrugated arch shape cross section leaching chamber has a dome end for forming a pivotable joint with a like chamber. The dome of the dome end has one or more preferably trapezoid shape shallow surface depressions, for strength. The depressions are specially placed so that soil cannot enter the interior of the chambers, regardless of the angle between the chambers.