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:
Mar. 08, 2022
Filed:
May. 23, 2017
Dow Global Technologies Llc, Midland, MI (US);
Rohm and Haas Company, Philadelphia, PA (US);
Jeffrey D. Wenzel, Midland, MI (US);
Michael T. Petr, Collegeville, PA (US);
Mark Mirgon, Midland, MI (US);
Jay M. Tudor, Goodrich, MI (US);
Sam L. Crabtree, Lake Jackson, TX (US);
Jie Feng, Midland, MI (US);
Dow Global Technologies, LLC, Midland, MI (US);
Rohm and Haas Company, Philadelphia, PA (US);
Abstract
An apparatus comprising: (a) a mandrel; (b) an internal guide spaced apart from the mandrel; (c) an external guide extending around all or a portion of the internal guide and being spaced apart from the mandrel; wherein a pipe extends between the internal guide and the external guide and then over the mandrel so that the mandrel changes one or more dimensions of the pipe.