Hilfiker; Harold K.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Hilfiker; Harold K..The latest application filed is for "method for constructing a mechanically stabilized earthen embankment using semi-extensible steel soil reinforcements".

Company Profile

0.12.6

Hilfiker; Harold K. - Eureka CA US
Hilfiker; Harold K. - Fortuna CA

*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
Panel connector and method of use Grant 9,702,110 - Hilfiker , et al. July 11, 2	2017-07-11
Method for constructing a mechanically stabilized earthen embankment using semi-extensible steel soil reinforcements Grant 9,011,048 - Hilfiker , et al. April 21, 2	2015-04-21
Method For Constructing A Mechanically Stabilized Earthen Embankment Using Semi-extensible Steel Soil Reinforcements App 20140105693 - Hilfiker; William K. ; et al.	2014-04-17
Semi-extensible steel soil reinforcements for mechanically stabilized embankments Grant 8,079,782 - Hilfiker , et al. December 20, 2	2011-12-20
Compressible welded wire wall for retaining earthen formations Grant RE42,680 - Hilfiker , et al. September 6, 2	2011-09-06
Method For Constructing A Mechanically Stabilized Earthen Embankment Using Semi-extensible Steel Soil Reinforcements App 20090285640 - Hilfiker; William K. ; et al.	2009-11-19
Retaining wall having polymeric reinforcing mats Grant 7,281,882 - Hilfiker , et al. October 16, 2	2007-10-16
Earthen retaining wall having flat soil reinforcing mats which may be variably spaced App 20060204342 - Hilfiker; William K. ; et al.	2006-09-14
Earthen retaining wall having flat soil reinforcing mats which may be variably spaced Grant 7,073,983 - Hilfiker , et al. July 11, 2	2006-07-11
Compressible welded wire retaining wall and rock face for earthen formations Grant 7,033,118 - Hilfiker April 25, 2	2006-04-25
Compressible welded wire retaining wall and rock face for earthen formations App 20050286980 - Hilfiker, Harold K.	2005-12-29
Earthen retaining wall having flat soil reinforcing mats which may be variably spaced App 20050163574 - Hilfiker, William K. ; et al.	2005-07-28
Earthen retaining wall having flat soil reinforcing mats which may be variably spaced Grant 6,857,823 - Hilfiker , et al. February 22, 2	2005-02-22
Soil filled wall Grant 5,647,695 - Hilfiker , et al. July 15, 1	1997-07-15
Wire retaining wall apparatus and method for earthen formations Grant 4,505,621 - Hilfiker , et al. March 19, 1	1985-03-19

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