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:
Aug. 30, 2022
Filed:
Feb. 14, 2017
Applicant:
Infiltrator Water Technologies, Llc, Old Saybrook, CT (US);
Inventors:
Gregory Trude, Bristol, CT (US);
Paul R Holbrook, Old Saybrook, CT (US);
Assignee:
INFILTRATOR WATER TECHNOLOGIES LLC, Old Saybrook, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E03F 3/04 (2006.01); E03F 5/02 (2006.01); E03F 3/06 (2006.01); B65D 90/10 (2006.01); B65D 90/08 (2006.01); B65D 90/02 (2019.01); B65D 21/02 (2006.01); B65D 88/02 (2006.01); B65D 88/52 (2006.01); B65D 21/08 (2006.01);
U.S. Cl.
CPC ...
B65D 90/105 (2013.01); B65D 21/0209 (2013.01); B65D 21/0212 (2013.01); B65D 21/0234 (2013.01); B65D 21/086 (2013.01); B65D 88/025 (2013.01); B65D 88/526 (2013.01); B65D 90/024 (2013.01); B65D 90/08 (2013.01);
Abstract
A plastic article useful as a riser assembly for a septic tank or as part of another structure is comprised of a multiplicity of identical shape conical wall plastic risers. The risers are attached to each other at joints by tabs which engage rim segments; each end of the riser has alternating tabs and rim segments. A riser assembly wall undulates in the lengthwise direction. The risers nest within each other for shipment or storage.