Hagen; Curt

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hagen; Curt.The latest application filed is for "positive displacement pump apparatus and method".

Company Profile

0.7.13

Hagen; Curt - Delaven WI
Hagen; Curt - Delavan WI
Hagen, Curt - Milton WI
Hagen; Curt - Delvan WI

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Mounting system and method for scraped surface heat exchanger blades Grant 7,793,418 - Van Norman , et al. September 14, 2	2010-09-14
Pump rotor seal apparatus and method Grant 7,563,087 - Van Norman , et al. July 21, 2	2009-07-21
Positive displacement pump apparatus and method App 20080069707 - Van Norman; Drew ; et al.	2008-03-20
Mounting System And Method For Scraped Surface Heat Exchanger Blades App 20080041564 - Van Norman; Drew ; et al.	2008-02-21
Mounting system and method for scraped surface heat exchanger blades Grant 7,303,000 - Norman , et al. December 4, 2	2007-12-04
Pump rotor seal apparatus and method App 20070243091 - Van Norman; Drew J. ; et al.	2007-10-18
Shaft mounted seal device and method for a scraped surface heat exchanger App 20070158915 - Van Norman; Drew ; et al.	2007-07-12
Scraped heat exchanger having blade with protective rest nub Grant 7,237,944 - Hardy , et al. July 3, 2	2007-07-03
Shaft mounted seal device and method for a scraped surface heat exchanger Grant 7,178,807 - Norman , et al. February 20, 2	2007-02-20
Detection of polymer components using ceramic additive App 20060261524 - Hardy; Benjamin G. ; et al.	2006-11-23
X-ray detection of polymer components in material processing App 20060255510 - Hardy; Benjamin ; et al.	2006-11-16
X-ray detection of the presence and/or condition of polymer components App 20060255511 - Hardy; Benjamin G. ; et al.	2006-11-16
Split mutator shaft Grant 7,114,552 - Hagen , et al. October 3, 2	2006-10-03
Mounting system and method for scraped surface heat exchanger blades App 20060027358 - Norman; Drew Van ; et al.	2006-02-09
Shaft mounted seal device and method for a scraped surface heat exchanger App 20050285347 - Norman, Drew Van ; et al.	2005-12-29
Induction heating of product tube method and apparatus App 20050287280 - Hagen, Curt ; et al.	2005-12-29
Split mutator shaft apparatus and method App 20050277478 - Hagen, Curt ; et al.	2005-12-15
Scraper blade and method with protective rest nub App 20050141343 - Hardy, Benjamin ; et al.	2005-06-30
Method and apparatus for timing rotors in a rotary lobe pump Grant 6,783,342 - Norman , et al. August 31, 2	2004-08-31
Method and apparatus for timing rotors in a rotary lobe pump App 20030059330 - Norman, Drew Van ; et al.	2003-03-27

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