Assignment of Assignor's Interest

Recorded: 2012-09-24 Pages: 8

Assignor

KNAPP, KENNETH M.

Executed: 2012-09-15

Assignee

KNAPP POLLY PIG, INC.

1209 HARDY STREET, HOUSTON, TEXAS, 77020

Covered Properties (8)

Foam Pig with Scraper Strips

Patent: 5,533,224 →

Application: 08/421,058 →

Unicast Paraffin Removing Pipeline Pig Incorporating Multilple Diameter and Thickness Discs and Having a Central Bending Portion for Turns

Patent: 6,038,725 →

Application: 08/624,184 →

Method for Casting a Bidirectional Foam Pig

Patent: 5,895,619 →

Application: 08/784,602 →

Method and Apparatus for Launching a Pig in a Vertical Riser Pipe

Patent: 5,967,699 →

Application: 08/934,467 →

Multiple Tube Cleaning Pig Featuring Replaceable Disks Anchoring Cleaning Studs

Patent: 6,014,789 →

Application: 09/018,000 →

Multi-Dimensional Pig Including Wiper Disk Permitting Passage Through

Patent: 6,145,150 →

Application: 09/225,280 →

Molded Pipeline Pig with Hardness Variations

Patent: 6,613,261 →

Application: 09/945,991 →

Publication: US 2003/0041400

Aggressive Pipeline Pig

Patent: 7,000,280 →

Application: 10/452,630 →

Related Assignments (2)

Other recorded transfers of the patents in this record — the chain of ownership.