loadpatents
name:-0.0052158832550049
name:-0.0034751892089844
name:-0.00041913986206055
Kolbet; Randall A. Patent Filings

Kolbet; Randall A.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Kolbet; Randall A..The latest application filed is for "in-line coupling pipe".

Company Profile
0.6.5
  • Kolbet; Randall A. - Liberty Township OH US
  • Kolbet; Randall A. - Hamilton OH
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Patent Activity
PatentDate
Systems and methods for making multi-wall corrugated pipe
Grant 8,579,624 - Sutton , et al. November 12, 2
2013-11-12
In-mold punch apparatus and methods
Grant 8,550,807 - Kolbet October 8, 2
2013-10-08
Extrusion die vacuum seals
Grant 7,988,438 - Sutton , et al. August 2, 2
2011-08-02
Defined ratio dual-wall pipe die
Grant 7,980,841 - Sutton , et al. July 19, 2
2011-07-19
In-line coupling pipe
App 20100316442 - Kolbet; Randall A. ;   et al.
2010-12-16
Systems And Methods for Making Multi-Wall Corrugated Pipe
App 20100224306 - Sutton; Gerald S. ;   et al.
2010-09-09
In-mold Punch Apparatus And Methods
App 20090295043 - Kolbet; Randall A.
2009-12-03
Extrusion Die Vacuum Seals And Methods
App 20090200694 - Sutton; Gerald S. ;   et al.
2009-08-13
Defined Ratio Dual-Wall Pipe Die
App 20080203608 - Sutton; Gerald S. ;   et al.
2008-08-28

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