FIG. 1 is a top perspective view of a first embodiment of a landscaping block;
FIG. 2 is a top plan view thereof;
FIG. 3 is a bottom plan view thereof;
FIG. 4 is a front elevational view thereof;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a right side elevational view thereof;
FIG. 7 is a left side elevational view thereof;
FIG. 8 is a top perspective view of a variant of the landscaping block of FIGS. 1 to 7;
FIG. 9 is a top plan view thereof;
FIG. 10 is a bottom plan view thereof;
FIG. 11 is a front elevational view thereof;
FIG. 12 is a rear elevational view thereof;
FIG. 13 is a right side elevational view thereof; and,
FIG. 14 is a left side elevational view thereof.
Patent |
Priority |
Assignee |
Title |
1694665, |
|
|
|
4627764, |
Mar 25 1981 |
|
Paving stone, process for manufacturing same and device for carrying out the manufacturing process |
4773790, |
Jun 04 1986 |
SF-VOLLVERBUNDSTEIN - KOOPERATION GMBH OF BREMEN, WEST GERMANY |
Groundcovering element, especially (concrete) slab |
5251997, |
Nov 16 1990 |
|
Embeddable paving block intended for the surfacing of roadways and other areas of ground and the roadways or other areas of ground which are surfaced with such paving blocks |
5466089, |
Jan 03 1995 |
ACM CHEMISTRIES, INC |
Ground and floor covering block |
5496129, |
Aug 06 1993 |
|
Frangible interlocking paving stone |
5533827, |
Mar 11 1992 |
|
Paving stone construction set |
6055784, |
Aug 26 1995 |
|
Concrete paving block |
6536988, |
Apr 22 1998 |
|
Construction kit made of concrete paving stones |
6857244, |
Jun 07 2000 |
F. Von Langsdorff Licensing Limited |
Cast stone for fixing exterior traffic surfaces |
6863469, |
Jun 08 2001 |
BETON BOLDUC INC |
Interlocking paving stone |
7220078, |
Feb 05 2001 |
F.von Langsdorff Licensing Limited |
Ground covering elements of artificial stone material |
7575392, |
Aug 24 2002 |
SF-Kooperation GmbH Beton-Konzepte |
Concrete-molded stone and ready-to-assemble construction made of molded stones |
7850394, |
Aug 02 2004 |
|
Paving stone |
8500362, |
Sep 25 2008 |
SF-Kooperation GmbH Beton-Konzepte |
Molded brick for laying ground coverings |
9315950, |
Oct 19 2012 |
OLDCASTLE ARCHITECTURAL, INC |
Paving stones |
20070289247, |
|
|
|
20140112715, |
|
|
|
20170022722, |
|
|
|
D278934, |
Jul 07 1981 |
|
Paving stone |
D317208, |
Dec 21 1987 |
|
Paving stone |
D389926, |
Sep 19 1994 |
F VON LANGSDORFF LICENSING LTD |
Paving element |
D399978, |
Sep 29 1993 |
F VON LANGSDORFF LICENSING LIMITED |
Paving element |
D431305, |
Apr 23 1997 |
F VON LANGSDORFF LICENSING LTD |
Paving stone |
D434857, |
Feb 28 1997 |
SCHEIWILLER, ROLF |
Paving stone |
D442703, |
Jul 22 1999 |
CRH OLDCASTLE INC |
Paving block |
D485370, |
May 02 2001 |
F. Von Langsdorff Licensing Limited |
Paving element |
D498543, |
Feb 05 2001 |
F VON LANDSDORFF LICENSING LIMITED |
Paving element |
D505733, |
Feb 13 2004 |
Oldcastle Building Products Canada Inc. |
Artificial paving block |
D510443, |
Mar 16 2004 |
F VON LANGSDORFF LICENSING LIMITED |
Paving block with ribs |
D511012, |
Nov 14 2003 |
F. Von Langsdorff Licensing Limited |
Paving stone |
D526066, |
Apr 01 2005 |
ADVANCED PAVEMENT TECHNOLOGY, INC |
Opposite end regions for a paver |
D540954, |
Oct 26 2005 |
Oldcastle Building Products, Inc. |
Artificial paver unit |
D547882, |
May 12 2006 |
Metten Stein + Design GmbH & Co. |
Cast stone |
D574087, |
Jun 28 2007 |
Oldcastle Building Products Canada Inc. |
Artificial paver unit |
D574514, |
Jun 28 2007 |
Oldcastle Building Products Canada Inc. |
Artificial paver unit |
D574515, |
Jun 29 2007 |
Oldcastle Building Products Canada Inc. |
Artificial paver unit |
D574516, |
Jun 29 2007 |
Oldcastle Building Products Canada Inc. |
Artificial paver unit |
D582056, |
Jan 03 2008 |
KANN GmbH Baustoffwerke |
Slab |
D582057, |
Jan 03 2008 |
KANN GmbH Baustoffwerke |
Slab |
D634859, |
Aug 28 2008 |
Barkman Concrete Ltd |
Paving stone |
D639454, |
Dec 18 2008 |
OLDCASTLE BUILDING PRODUCTS CANADA, INC |
Paving unit |
D656242, |
Mar 01 2011 |
KEYSTONE RETAINING WALL SYSTEMS, INC |
Landscaping block |
D656625, |
Mar 01 2011 |
KEYSTONE RETAINING WALL SYSTEMS, INC |
Landscaping block |
D663439, |
Mar 22 2010 |
|
Interlocking brick |
D663859, |
Oct 27 2009 |
|
Set of pavers |
D663861, |
Sep 02 2011 |
|
Paver |
D664266, |
Jun 27 2010 |
|
Paving block |
D674115, |
Jul 19 2011 |
Studio5051, LLC |
Permeable paver block |
D674117, |
Dec 20 2011 |
Pavestone, LLC |
Decorative paving stone |
D674118, |
Mar 01 2011 |
KEYSTONE RETAINING WALL SYSTEMS LLC |
Landscaping block |
D689624, |
Jan 24 2011 |
Best Way Stone Limited |
Paver |
D701619, |
Jan 24 2011 |
Best Way Stone Limited |
Paver |
D775372, |
Apr 15 2015 |
KEYSTONE RETAINING WALL SYSTEMS LLC |
Landscaping block |
D789555, |
Jul 22 2015 |
KEYSTONE RETAINING WALL SYSTEMS LLC |
Landscaping block |
D789556, |
Jul 22 2015 |
KEYSTONE RETAINING WALL SYSTEMS LLC |
Landscaping block |
D789558, |
Mar 31 2016 |
KEYSTONE RETAINING WALL SYSTEMS LLC |
Landscaping block |
D791345, |
Jul 22 2015 |
KEYSTONE RETAINING WALL SYSTEMS LLC |
Landscaping block |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Apr 26 2017 | | KEYSTONE RETAINING WALL SYSTEMS LLC | (assignment on the face of the patent) | | / |
Dec 12 2017 | LUNDELL, ROBERT JOHN | KEYSTONE RETAINING WALL SYSTEMS LLC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 044446 | /0036 |
pdf |
Mar 18 2022 | GRIFFIN PIPE PRODUCTS CO , LLC | Wells Fargo Bank, National Association, As Agent | PATENT SECURITY AGREEMENT ABL | 059479 | /0437 |
pdf |
Mar 18 2022 | KEYSTONE RETAINING WALL SYSTEMS LLC | WELLS FARGO BANK, N A , AS AGENT | SECURITY INTEREST SEE DOCUMENT FOR DETAILS | 059437 | /0933 |
pdf |
Mar 18 2022 | KEYSTONE RETAINING WALL SYSTEMS LLC | Wells Fargo Bank, National Association, As Agent | PATENT SECURITY AGREEMENT ABL | 059479 | /0437 |
pdf |
Mar 18 2022 | CONTECH ENGINEERED SOLUTIONS LLC | Wells Fargo Bank, National Association, As Agent | PATENT SECURITY AGREEMENT ABL | 059479 | /0437 |
pdf |
Mar 18 2022 | Pavestone, LLC | Wells Fargo Bank, National Association, As Agent | PATENT SECURITY AGREEMENT ABL | 059479 | /0437 |
pdf |
Mar 18 2022 | BEST BLOCK, LLC | Wells Fargo Bank, National Association, As Agent | PATENT SECURITY AGREEMENT ABL | 059479 | /0437 |
pdf |
Mar 18 2022 | FORTERRA PRECAST CONCEPTS, LLC | Wells Fargo Bank, National Association, As Agent | PATENT SECURITY AGREEMENT ABL | 059479 | /0437 |
pdf |
Mar 18 2022 | United States Pipe and Foundry Company, LLC | Wells Fargo Bank, National Association, As Agent | PATENT SECURITY AGREEMENT ABL | 059479 | /0437 |
pdf |
Mar 18 2022 | Forterra Pipe & Precast, LLC | Wells Fargo Bank, National Association, As Agent | PATENT SECURITY AGREEMENT ABL | 059479 | /0437 |
pdf |
Mar 18 2022 | MODULAR WETLAND SYSTEMS, INC | Wells Fargo Bank, National Association, As Agent | PATENT SECURITY AGREEMENT ABL | 059479 | /0437 |
pdf |
Mar 18 2022 | Bio Clean Environmental Services, Inc | Wells Fargo Bank, National Association, As Agent | PATENT SECURITY AGREEMENT ABL | 059479 | /0437 |
pdf |
Mar 18 2022 | CUSTOM FAB, INC | Wells Fargo Bank, National Association, As Agent | PATENT SECURITY AGREEMENT ABL | 059479 | /0437 |
pdf |
Mar 18 2022 | FORTERRA CONCRETE PRODUCTS, INC | Wells Fargo Bank, National Association, As Agent | PATENT SECURITY AGREEMENT ABL | 059479 | /0437 |
pdf |