Zdrahala, Richard J.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Zdrahala, Richard J..The latest application filed is for "knee joint prosthesis".

Company Profile

0.34.4

Zdrahala, Richard J. - Eden Prairie MN
Zdrahala; Richard J. - Montville NJ
Zdrahala; Richard J. - Bloomington MN
Zdrahala; Richard J. - So. Bloomington MN
Zdrahala; Richard J. - Miami Lakes FL
Zdrahala; Richard J. - Dayton OH
Zdrahala; Richard J. - South Charleston WV

*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
Knee joint prosthesis App 20050043808 - Felt, Jeffrey C. ; et al.	2005-02-24
Method for imparting a bio-active coating Grant 6,803,069 - Patnaik , et al. October 12, 2	2004-10-12
Composition and process for preparing biocompatible polymer coatings Grant 6,713,568 - Patnaik , et al. March 30, 2	2004-03-30
Apparatus for manufacturing expanded polytetrafluoroethylene products Grant 6,530,765 - Zdrahala , et al. March 11, 2	2003-03-11
Biomaterial system for in situ tissue repair App 20020156531 - Felt, Jeffrey C. ; et al.	2002-10-24
Mold apparatus and kit for in situ tissue repair Grant 6,443,988 - Felt , et al. September 3, 2	2002-09-03
In vivo tissue engineering with biodegradable polymers Grant 6,376,742 - Zdrahala , et al. April 23, 2	2002-04-23
Polymer coatings grafted with polyethylene oxide chains containing covalently bonded bio-active agents Grant 6,338,904 - Patnaik , et al. January 15, 2	2002-01-15
ePTFE small caliber vascular grafts with significant patency enhancement via a surface coating which contains covalently bonded heparin App 20010044655 - Patnaik, Birendra K. ; et al.	2001-11-22
Biomaterial system for in situ tissue repair Grant 6,306,177 - Felt , et al. October 23, 2	2001-10-23
ePTFE small caliber vascular grafts with significant patency enhancement via a surface coating which contains covalently bonded heparin Grant 6,306,165 - Patnaik , et al. October 23, 2	2001-10-23
Surgical implant system for restoration and repair of body function Grant 6,299,448 - Zdrahala , et al. October 9, 2	2001-10-09
Mold Apparatus And Kit For In Situ Tissue Repair App 20010004710 - FELT, JEFFREY C. ; et al.	2001-06-21
Biomaterial for in situ tissue repair Grant 6,140,452 - Felt , et al. October 31, 2	2000-10-31
Polymer coatings grafted with polyethylene oxide chains containing covalently bonded bio-active agents Grant 6,107,416 - Patnaik , et al. August 22, 2	2000-08-22
Method for forming a yarn wrapped PTFE tubular prosthesis Grant 6,080,198 - Lentz , et al. June 27, 2	2000-06-27
PTFE vascular graft and method of manufacture Grant 6,036,724 - Lentz , et al. March 14, 2	2000-03-14
PTFE vascular prosthesis and method of manufacture Grant 6,001,125 - Golds , et al. December 14, 1	1999-12-14
Process for preparing polymer coatings grafted with polyethylene oxide chains containing covalently bonded bio-active agents Grant 5,877,263 - Patnaik , et al. March 2, 1	1999-03-02
Method for manufacturing expanded polytetrafluoroethylene products Grant 5,874,032 - Zdrahala , et al. February 23, 1	1999-02-23
Polyurethanes grafted with polyethylene oxide chains containing covalently bonded heparin Grant 5,855,618 - Patnaik , et al. January 5, 1	1999-01-05
PTFE vascular graft Grant 5,800,512 - Lentz , et al. September 1, 1	1998-09-01
Tubular polytetrafluoroethylene implantable prostheses Grant 5,716,660 - Weadock , et al. February 10, 1	1998-02-10
Tubular expanded polytetrafluoroethylene implantable prostheses Grant 5,665,114 - Weadock , et al. September 9, 1	1997-09-09
Yarn wrapped PTFE tubular prosthesis Grant 5,607,478 - Lentz , et al. March 4, 1	1997-03-04
PTFE implantable tubular prostheses with external coil support Grant 5,556,426 - Popadiuk , et al. September 17, 1	1996-09-17
Extrusion process for manufacturing PTFE products Grant 5,505,887 - Zdrahala , et al. April 9, 1	1996-04-09
Extruded tubing and catheters having helical liquid crystal fibrils Grant 5,248,305 - Zdrahala September 28, 1	1993-09-28
Extruded tubing and catheters having increased rotational stiffness Grant 5,156,785 - Zdrahala October 20, 1	1992-10-20
Fluorinated polyetherurethanes and medical devices therefrom Grant 4,935,480 - Zdrahala , et al. June 19, 1	1990-06-19
Composite membrane, method for its preparation and electrolyte sensor including same Grant 4,885,077 - Karakelle , et al. December 5, 1	1989-12-05
Method for preparing lubricated surfaces and product Grant 4,844,986 - Karakelle , et al. July 4, 1	1989-07-04
Blood electrolyte sensors including crosslinked polyetherurethane membranes Grant 4,816,130 - Karakelle , et al. March 28, 1	1989-03-28
Film-forming silicone compositions having lubricating properties Grant 4,806,430 - Spielvogel , et al. February 21, 1	1989-02-21
Crosslinked polyetherurethane membranes useful in blood electrolyte sensors Grant 4,743,629 - Karakelle , et al. May 10, 1	1988-05-10
Film-forming silicone compositions having lubricating properties Grant 4,720,521 - Spielvogel , et al. January 19, 1	1988-01-19
Soft non-blocking polyurethanes Grant 4,647,643 - Zdrahala , et al. March 3, 1	1987-03-03
Thermoplastic polyether polyurethane elastomers Grant 4,190,711 - Zdrahala , et al. February 26, 1	1980-02-26

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