Christensen; Roland J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Christensen; Roland J..The latest application filed is for "bifurcated, multi-purpose prosthetic foot".
Company Profile
1.42.26
- Christensen; Roland J. - Gunnison UT
- Christensen; Roland J. - Fayette UT
- Christensen; Roland J. - Faytette UT
Patent Activity
| Patent | Date |
|---|---|
| Segmented composite barrel for weapon Grant 8,677,670 - Christensen , et al. March 25, 2 | 2014-03-25 |
| Composite hand guard with integral rail Grant 8,522,467 - Christensen , et al. September 3, 2 | 2013-09-03 |
| Prosthetic foot with floating forefoot keel Grant 8,500,825 - Christensen , et al. August 6, 2 | 2013-08-06 |
| Bifurcated, Multi-purpose Prosthetic Foot App 20120179274 - Christensen; Roland J. | 2012-07-12 |
| Prosthetic Foot With Floating Forefoot Keel App 20110320012 - Christensen; Roland J. ; et al. | 2011-12-29 |
| Prosthetic foot with two leaf-springs joined at heel and toe Grant 8,034,121 - Christensen October 11, 2 | 2011-10-11 |
| Prosthetic foot with longer upper forefoot and shorter lower forefoot Grant 7,824,446 - Christensen , et al. November 2, 2 | 2010-11-02 |
| Multi-axial prosthetic ankle Grant 7,794,506 - Christensen September 14, 2 | 2010-09-14 |
| Ankle foot orthotic brace Grant 7,740,602 - Christensen June 22, 2 | 2010-06-22 |
| Prosthetic foot with variable medial/lateral stiffness Grant 7,727,285 - Christensen , et al. June 1, 2 | 2010-06-01 |
| Prosthetic foot with energy transfer Grant 7,686,848 - Christensen March 30, 2 | 2010-03-30 |
| Prosthetic foot with variable medial/lateral stiffness Grant 7,618,464 - Christensen November 17, 2 | 2009-11-17 |
| Prosthetic foot with energy transfer Grant 7,572,299 - Christensen August 11, 2 | 2009-08-11 |
| Composite architectural column Grant 7,547,371 - Christensen , et al. June 16, 2 | 2009-06-16 |
| Prosthetic foot with an adjustable ankle and method Grant 7,520,904 - Christensen April 21, 2 | 2009-04-21 |
| Multi-axial Prosthetic Ankle App 20090082878 - Christensen; Roland J. | 2009-03-26 |
| Prosthetic foot with an adjustable ankle and method Grant 7,462,201 - Christensen December 9, 2 | 2008-12-09 |
| Prosthetic foot with a resilient ankle Grant 7,419,509 - Christensen September 2, 2 | 2008-09-02 |
| Prosthetic foot with variable medial/lateral stiffness App 20080188951 - Christensen; Roland J. ; et al. | 2008-08-07 |
| Prosthetic foot with energy transfer App 20080183301 - Christensen; Roland J. | 2008-07-31 |
| Prosthetic foot with longer upper forefoot and shorter lower forefoot App 20080167731 - Christensen; Roland J. ; et al. | 2008-07-10 |
| Prosthetic foot with energy transfer including variable orifice Grant 7,341,603 - Christensen March 11, 2 | 2008-03-11 |
| Prosthetic foot with variable medial/lateral stiffness App 20080033578 - Christensen; Roland J. | 2008-02-07 |
| Prosthetic foot with cam Grant 7,172,630 - Christensen February 6, 2 | 2007-02-06 |
| Ankle foot orthotic brace App 20060264795 - Christensen; Roland J. | 2006-11-23 |
| Architectural capital having an astragal formed thereon App 20060236649 - Christensen; Jason ; et al. | 2006-10-26 |
| Variable resistance cell App 20060241783 - Christensen; Roland J. | 2006-10-26 |
| Prosthetic foot with energy transfer App 20060229736 - Christensen; Roland J. | 2006-10-12 |
| Composite architectural column App 20060218873 - Christensen; Jason ; et al. | 2006-10-05 |
| Prosthetic foot with an adjustable ankle and method App 20060041321 - Christensen; Roland J. | 2006-02-23 |
| Prosthetic foot with an adjustable ankle and method Grant 6,966,933 - Christensen November 22, 2 | 2005-11-22 |
| Variable resistance cell App 20050216098 - Christensen, Roland J. | 2005-09-29 |
| Prosthetic foot with a resilient ankle App 20050203640 - Christensen, Roland J. | 2005-09-15 |
| Prosthetic foot with cam App 20050187640 - Christensen, Roland J. | 2005-08-25 |
| Prosthetic foot with a resilient ankle Grant 6,929,665 - Christensen August 16, 2 | 2005-08-16 |
| Prosthetic foot with energy transfer including variable orifice App 20050171618 - Christensen, Roland J. | 2005-08-04 |
| Prosthetic foot with oblique attachment Grant 6,911,052 - Christensen June 28, 2 | 2005-06-28 |
| Prosthetic foot with an adjustable ankle and method App 20050119763 - Christensen, Roland J. | 2005-06-02 |
| Prosthetic foot with an adjustable ankle and method App 20050085926 - Christensen, Roland J. | 2005-04-21 |
| Prosthetic foot with energy transfer medium including variable viscosity fluid Grant 6,875,242 - Christensen April 5, 2 | 2005-04-05 |
| Prosthetic foot with a resilient ankle App 20050033450 - Christensen, Roland J. | 2005-02-10 |
| Energy-storing prosthetic foot with elongated forefoot Grant 6,805,717 - Christensen October 19, 2 | 2004-10-19 |
| Prosthetic foot with energy transfer medium including variable viscosity fluid App 20040133284 - Christensen, Roland J. | 2004-07-08 |
| Prosthetic foot with oblique attachment App 20040068326 - Christensen, Roland J. | 2004-04-08 |
| Prosthetic foot with a resilient ankle App 20040068327 - Christensen, Roland J. | 2004-04-08 |
| Energy-storing prosthetic foot with elongated forefoot App 20040068328 - Christensen, Roland J. | 2004-04-08 |
| Liner for prosthetic socket with variable viscosity fluid Grant 6,702,858 - Christensen March 9, 2 | 2004-03-09 |
| Prosthetic foot with energy transfer medium including variable viscosity fluid Grant 6,663,673 - Christensen December 16, 2 | 2003-12-16 |
| Liner for prosthetic socket with variable viscosity fluid App 20030216815 - Christensen, Roland J. | 2003-11-20 |
| Variable resistance cell App 20030120353 - Christensen, Roland J. | 2003-06-26 |
| Prosthetic foot with reinforcing member Grant 6,241,776 - Christensen June 5, 2 | 2001-06-05 |
| Prosthetic foot simulating toe rotation Grant 6,197,068 - Christensen March 6, 2 | 2001-03-06 |
| Enhanced prosthetic foot structure with ankle reinforcement Grant 6,120,547 - Christensen September 19, 2 | 2000-09-19 |
| Composite/metallic gun barrel having matched coefficients of thermal expansion Grant 5,804,756 - Christensen September 8, 1 | 1998-09-08 |
| Primarily independent composite/metallic gun barrel Grant 5,692,334 - Christensen December 2, 1 | 1997-12-02 |
| Composite/metallic gun barrel having a differing, restrictive coefficient of thermal expansion Grant 5,657,568 - Christensen August 19, 1 | 1997-08-19 |
| Rigid joint support brace sizing means and method Grant 5,360,394 - Christensen November 1, 1 | 1994-11-01 |
| Knee joint hinge for brace Grant 5,286,250 - Meyers , et al. February 15, 1 | 1994-02-15 |
| Process and apparatus for forming hollow structures from powdered thermoplastic materials Grant 4,776,996 - Ashton , et al. October 11, 1 | 1988-10-11 |
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