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CPC
E04G21/1825
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Parent Industries
E
FIXED CONSTRUCTIONS
E04
Building
E04G
SCAFFOLDING FORMS SHUTTERING BUILDING IMPLEMENTS OR OTHER BUILDING AIDS, OR THEIR USE HANDLING BUILDING MATERIALS ON THE SITE REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
E04G21/00
Preparing, conveying, or working-up building materials or building elements in situ Other devices or measures for constructional work
Current Industry
E04G21/1825
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Patents Grants
last 30 patents
Information
Patent Grant
Device for connecting and separating masonry units
Patent number
11,512,482
Issue date
Nov 29, 2022
SIC S.P.A.
Antonio Alvarez Bonilla
E04 - BUILDING
Information
Patent Grant
Mason line fastener
Patent number
11,479,984
Issue date
Oct 25, 2022
Douglas DeLeu
E04 - BUILDING
Information
Patent Grant
String groove masonry clamp with adjustable jaw
Patent number
11,306,494
Issue date
Apr 19, 2022
Andy Green
E04 - BUILDING
Information
Patent Grant
Continuous corner pole system for masonry construction
Patent number
10,626,627
Issue date
Apr 21, 2020
John F. Baynar
E04 - BUILDING
Information
Patent Grant
String groove masonry clamp
Patent number
10,458,132
Issue date
Oct 29, 2019
Andy Green
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Adjustable guide line holder
Patent number
9,650,793
Issue date
May 16, 2017
Daniel Ray Otto
E04 - BUILDING
Information
Patent Grant
Guide tool and method for laying concrete block
Patent number
8,291,606
Issue date
Oct 23, 2012
Rodney Miller
E04 - BUILDING
Information
Patent Grant
Line holders for masonry work and the like
Patent number
8,261,460
Issue date
Sep 11, 2012
Linovation Corp.
Randall L. Essel
E04 - BUILDING
Information
Patent Grant
Masonry line stretcher system
Patent number
7,946,046
Issue date
May 24, 2011
Jon O. Carver
E04 - BUILDING
Information
Patent Grant
Masonry line block
Patent number
7,770,299
Issue date
Aug 10, 2010
Andrew Clancy
G01 - MEASURING TESTING
Information
Patent Grant
Masonry guiding tool
Patent number
7,730,626
Issue date
Jun 8, 2010
Charpentier Design Inc.
Daniel Charpentier
G01 - MEASURING TESTING
Information
Patent Grant
Line block
Patent number
7,673,393
Issue date
Mar 9, 2010
Robert E. Hudson
G01 - MEASURING TESTING
Information
Patent Grant
Offset line alignment tool
Patent number
7,497,023
Issue date
Mar 3, 2009
Gary L. Simmons
E04 - BUILDING
Information
Patent Grant
Self supporting string line reel-line block tool
Patent number
7,409,771
Issue date
Aug 12, 2008
William Ralph Bond
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Brick laying alignment apparatus
Patent number
7,263,779
Issue date
Sep 4, 2007
Timothy Wells
E04 - BUILDING
Information
Patent Grant
Building wall layout tool
Patent number
6,842,992
Issue date
Jan 18, 2005
Mark S. Gitt
E04 - BUILDING
Information
Patent Grant
Construction layout block
Patent number
6,578,274
Issue date
Jun 17, 2003
Ronald M. Tango
B44 - DECORATIVE ARTS
Information
Patent Grant
Recoiling string line apparatus
Patent number
6,036,133
Issue date
Mar 14, 2000
Patrick Kevin Milligan
E04 - BUILDING
Information
Patent Grant
Device and method for construction
Patent number
5,711,081
Issue date
Jan 27, 1998
Antoine Tony Zaccaria
E04 - BUILDING
Information
Patent Grant
Line block masonry alignment system for use in conjunction with doo...
Patent number
5,479,713
Issue date
Jan 2, 1996
Robert W. Wood
E04 - BUILDING
Information
Patent Grant
Gable mason's tool for establishing a horizontal guideline
Patent number
5,392,523
Issue date
Feb 28, 1995
Alfred A. Hurt
E04 - BUILDING
Information
Patent Grant
Brick alignment clips
Patent number
5,125,162
Issue date
Jun 30, 1992
Alfreda Prebeck
E04 - BUILDING
Information
Patent Grant
Brick line tool
Patent number
5,009,015
Issue date
Apr 23, 1991
Volpe, Jr.; Louis J.
Robert F. Redl
E04 - BUILDING
Information
Patent Grant
Masonry line stretcher
Patent number
4,937,946
Issue date
Jul 3, 1990
Alvin C. Steinhoff
E04 - BUILDING
Information
Patent Grant
Chalkline string holder
Patent number
4,932,135
Issue date
Jun 12, 1990
Robert L. Wobser
E04 - BUILDING
Information
Patent Grant
Block leveling and foundation making methods
Patent number
4,651,495
Issue date
Mar 24, 1987
Auto Leads, Inc.
Gary Scarano
E04 - BUILDING
Information
Patent Grant
Line guide
Patent number
4,599,804
Issue date
Jul 15, 1986
Matthew P. Amos
E04 - BUILDING
Information
Patent Grant
Block leveling device
Patent number
4,470,200
Issue date
Sep 11, 1984
Auto Leads, Inc.
Gary J. Scarano
E04 - BUILDING
Information
Patent Grant
Bricklayer's plumb guide
Patent number
4,329,786
Issue date
May 18, 1982
James V. Martinez
E04 - BUILDING
Information
Patent Grant
Mason's guide
Patent number
4,084,321
Issue date
Apr 18, 1978
Charles W. Huston
E04 - BUILDING
Patents Applications
last 30 patents
Information
Patent Application
BUILDERS PROFILING TOOL
Publication number
20240052654
Publication date
Feb 15, 2024
DION CARROLL PTY LTD
Dion CARROLL
E04 - BUILDING
Information
Patent Application
BRICK LINE CLAMP
Publication number
20230349178
Publication date
Nov 2, 2023
Brickwork Tools Limited
Richard Fitzgerald
E04 - BUILDING
Information
Patent Application
MASON LINE FASTENER
Publication number
20210293039
Publication date
Sep 23, 2021
Douglas DeLeu
E04 - BUILDING
Information
Patent Application
Line Guide
Publication number
20200056387
Publication date
Feb 20, 2020
Tinglebrick Limited
David McBride
E04 - BUILDING
Information
Patent Application
DEVICE FOR CONNECTING AND SEPARATING MASONRY UNITS
Publication number
20190292801
Publication date
Sep 26, 2019
SIC S.P.A
Antonio ALVAREZ BONILLA
E04 - BUILDING
Information
Patent Application
STRING LINE POSITIONING AND SECURING DEVICE
Publication number
20140007440
Publication date
Jan 9, 2014
Jason Cain
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information
Patent Application
GUIDE TOOL AND METHOD FOR LAYING CONCRETE BLOCK
Publication number
20120240513
Publication date
Sep 27, 2012
Rodney Miller
E04 - BUILDING
Information
Patent Application
String holder for use with concrete masonry units (CMU's) and bricks
Publication number
20120222322
Publication date
Sep 6, 2012
Charles Agnew
E04 - BUILDING
Information
Patent Application
DC line wedge
Publication number
20120102770
Publication date
May 3, 2012
Fidel Garcia Ramos
G01 - MEASURING TESTING
Information
Patent Application
ANCHOR FOR A STRING LINE OR THE LIKE
Publication number
20110284719
Publication date
Nov 24, 2011
BOWTIGHT PTY LTD.
Marjan Krnjaic
E04 - BUILDING
Information
Patent Application
Line holders for massonry work and the like
Publication number
20110247226
Publication date
Oct 13, 2011
Randall L. Essel
E04 - BUILDING
Information
Patent Application
MASONRY LINE BLOCK
Publication number
20090320306
Publication date
Dec 31, 2009
ANDREW CLANCY
G01 - MEASURING TESTING
Information
Patent Application
Apparatus and Method for Aligning Substructures
Publication number
20090064632
Publication date
Mar 12, 2009
Jackie L. Cox
E04 - BUILDING
Information
Patent Application
MASONRY GUIDING TOOL
Publication number
20080072441
Publication date
Mar 27, 2008
Daniel Charpentier
G01 - MEASURING TESTING
Information
Patent Application
Self supporting string line reel-line block tool
Publication number
20070029433
Publication date
Feb 8, 2007
William Ralph Bond
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
Device for laying brick constructs
Publication number
20050086901
Publication date
Apr 28, 2005
Paul Chisholm
E04 - BUILDING