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Assignee profile:

KEYSTONE RETAINING WALL SYSTEMS LLC

City:

Minneapolis, Minnesota

Country:

United States

Published Applications:

21

Last publication date:

2025-01-16

Patent Grants:

17

Last grant date:

2025-05-27

Top Inventors for applications by KEYSTONE RETAINING WALL SYSTEMS LLC

These are the the leading inventors for applications assigned to KEYSTONE RETAINING WALL SYSTEMS LLC:

Recent patent applications by KEYSTONE RETAINING WALL SYSTEMS LLC

KEYSTONE RETAINING WALL SYSTEMS LLC based in Minneapolis, US has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:

#1 | 2025-01-16
US20250019921A1
Fixed constructions

RETAINING WALL BLOCK SYSTEM

 #2 | 2023-03-23 ✅ Patent 12,312,760 granted on 2025-05-27
US20230090438A1
Fixed constructions

Segmented wall systems having tail blocks

 #3 | 2019-10-10 ✅ Patent 10,760,224 granted on 2020-09-01
US20190309484A1
Fixed constructions

Twisted block

 #4 | 2017-02-23 ✅ Patent 10,329,717 granted on 2019-06-25
US20170051458A1
Fixed constructions

Twisted block

 #5 | 2017-01-26 ✅ Patent 9,732,523 granted on 2017-08-15
US20170022710A1
Fixed constructions

Connection surface for a structural unit and method of making same

 #6 | 2016-11-17 ✅ Patent 9,745,742 granted on 2017-08-29
US20160333577A1
Fixed constructions

Irregular tessellated building units

 #7 | 2016-08-25 ✅ Patent 9,832,934 granted on 2017-12-05
US20160242364A1
Human necessities

Edger having connection surfaces

 #8 | 2015-03-05 ✅ Patent 9,428,906 granted on 2016-08-30
US20150059273A1
Fixed constructions

Irregular tessellated building units

 #9 | 2015-02-12 ✅ Patent 9,267,260 granted on 2016-02-23
US20150040507A1
Fixed constructions

Slant wall block and wall section including same

 #10 | 2014-09-18 ✅ Patent 9,464,434 granted on 2016-10-11
US20140272449A1
Fixed constructions

Twisted block

 #11 | 2014-09-18 ✅ Patent 9,739,028 granted on 2017-08-22
US20140270988A1
Fixed constructions

Irregular trapezoidal building unit and wall structure including same

 #12 | 2014-09-18 ✅ Patent 9,021,761 granted on 2015-05-05
US20140260059A1
Fixed constructions

Building unit with mating sides

 #13 | 2014-09-18 ✅ Patent 8,820,022 granted on 2014-09-02
US20140260057A1
Fixed constructions

Building unit with cobble top

 #14 | 2014-09-18
US20140259902A1
Human necessities

LANDSCAPE EDGING SYSTEM

 #15 | 2014-06-19
US20140169878A1
Fixed constructions

PERMEABLE SURFACE COVERING UNITS AND PERMEABLE SURFACE COVERING

 #16 | 2014-05-22
US20140140766A1
Fixed constructions

CONNECTION SURFACE FOR A STRUCTURAL UNIT

 #17 | 2014-02-20 ✅ Patent 8,888,401 granted on 2014-11-18
US20140047788A1
Fixed constructions

Irregular tessellated building units

 #18 | 2013-05-09 ✅ Patent 8,726,595 granted on 2014-05-20
US20130111844A1
Fixed constructions

Irregular building units having mating sides

 #19 | 2013-03-21 ✅ Patent 8,887,469 granted on 2014-11-18
US20130067845A1
Fixed constructions

Slant wall block and wall section including same

 #20 | 2013-02-14 ✅ Patent 8,609,215 granted on 2013-12-17
US20130036697A1
Fixed constructions

Irregular tessellated building units

 #21 | 2012-04-26 ✅ Patent 8,336,274 granted on 2012-12-25
US20120096793A1
Fixed constructions

Irregular building units having mating sides

Also check out Keystone Retaining Wall Systems LLC's (Minneapolis, United States) applicant profile with 18 patent applications submitted.

AssigneeID:

8658 ⎘