Hilfiker; William B.

Patent Applications and Registrations

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

Company Profile

0.11.2

Hilfiker; William B. - Fortuna CA
Hilfiker; William B. - Eureka 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
Locking mechanism Grant 8,602,691 - Hilfiker December 10, 2	2013-12-10
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
Soil-nail apparatus and method for constructing soil reinforced earthen retaining walls Grant 6,874,975 - Hilfiker , et al. April 5, 2	2005-04-05
Soil-nail apparatus and method for constructing soil reinforced earthen retaining walls App 20040109729 - Hilfiker, William B. ; et al.	2004-06-10
Soil filled wall Grant 5,647,695 - Hilfiker , et al. July 15, 1	1997-07-15
Retaining wall for earthen formations and method of making the same Grant 4,391,557 - Hilfiker , et al. July 5, 1	1983-07-05
Method and apparatus for retaining earthen formations through means of wire structures Grant 4,329,089 - Hilfiker , et al. May 11, 1	1982-05-11
Retaining and reinforcement system method and apparatus for earthen formations Grant 4,324,508 - Hilfiker , et al. April 13, 1	1982-04-13

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