Patent & IP news archive

WCM Industries, Inc.
v. IPS Corporation et. al.

Complaint for Patent Infringement
Civil Action No. 1:12-cv-03220-REB, the Hon. Robert E. Blackburn presiding.
Filed on Dec. 11, 2012 in the U.S. District Court for the District of Colorado;

Plaintiffs

v.
WCM Industries
Sheridan Ross, P.C.; Denver, CO
Todd P. Blakely
David Benjamin Kellis
Ian Richard Walsworth

Defendants

American Brass & Aluminum Foundry Company
IPS

Patents in case

  • 8,302,220: “Method and apparatus for assembling and sealing bathtub overflow and waste water ports” by Ball. Prosecuted by Ross P.C.; Sheridan. Includes 17 claims (3 indep.). Was application 10/732,726. Granted 11/6/2012.
  • D627863: “Bathtub overflow pipe” by Ball. Prosecuted by Sheridan Ross P.C... Granted 11/23/2010.
  • D665062: “Bathtub overflow pipe” by Ball. Prosecuted by Sheridan Ross P.C... Granted 8/7/2012.
  • D636468: “Flexible bathtub waste pipe assembly” by Ball. Prosecuted by Sheridan Ross P.C... Granted 4/19/2011.
  • 8,166,584: “Overflow assembly for bathtubs and the like” by Ball. Prosecuted by Sheridan Ross P.C.. Includes 10 claims (1 indep.). Was application 12/057,660. Granted 5/1/2012.
  • 7,503,083: “Means for covering the flange of a waste water strainer” by Ball and assigned to WCM Industries, Inc.. Prosecuted by Sheridan Ross P.C.. Includes 5 claims (1 indep.). Was application 11/161,933. Filed 8/23/2005 & Granted 3/17/2009.
  • 8,321,970: “Method and associated apparatus for assembling and testing a plumbing system” by Ball. Prosecuted by Sheridan Ross P.C.. Includes 9 claims (2 indep.). Was application 13/234,030. Granted 12/4/2012.

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Case documents (PDF)

Fig. 1 from 8,321,970

8,321,970 figure 1

Litigant weblinks

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