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with gaskets or sealing elements
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Industry
CPC
B28B23/0043
This industry / category may be too specific. Please go to a parent level for more data
Parent Industries
B
PERFORMING OPERATIONS TRANSPORTING
B28
Stoneworking
B28B
SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG, OR MIXTURES CONTAINING CEMENTITIOUS MATERIAL
B28B23/00
Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
Current Industry
B28B23/0043
with gaskets or sealing elements
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Patents Grants
last 30 patents
Information
Patent Grant
Wall seal system
Patent number
10,435,883
Issue date
Oct 8, 2019
Mark Robert Edmund Curtis
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Manhole base assembly with internal liner and method of manufacturi...
Patent number
10,428,512
Issue date
Oct 1, 2019
Press-Seal Corporation
James W. Skinner
E03 - WATER SUPPLY SEWERAGE
Information
Patent Grant
Manhole base assembly with internal liner and method of manufacturi...
Patent number
10,214,893
Issue date
Feb 26, 2019
Press-Seal Corporation
James W. Skinner
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Wall seal system
Patent number
9,957,711
Issue date
May 1, 2018
Mark Robert Edmund Curtis
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Holding tanks, systems and methods
Patent number
9,464,451
Issue date
Oct 11, 2016
Jack Skaw
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Concrete conduit members
Patent number
8,122,680
Issue date
Feb 28, 2012
High Concrete Group LLC
Kenneth C. Baur
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Gasket and mandrel assembly for pipe joints
Patent number
7,827,665
Issue date
Nov 9, 2010
Press-Seal Gasket Corporation
Andrew J. Happel
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Gasket and mandrel assembly for pipe joints
Patent number
7,028,972
Issue date
Apr 18, 2006
Press-Seal Gasket Corporation
Michael R. Miller
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Apparatus for casting a gasket and associated positioning member in...
Patent number
6,651,949
Issue date
Nov 25, 2003
Poly-Tec Products, Inc.
James A. Westhoff
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Placement ring assembly having magnetic securing means
Patent number
6,371,436
Issue date
Apr 16, 2002
James A. Westhoff
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Concrete hole former with embedded gasket
Patent number
6,347,781
Issue date
Feb 19, 2002
Royal Environmental Systems, Inc.
Julian Trangsrud
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Placement ring assembly having cushioned knockout assembly
Patent number
6,196,517
Issue date
Mar 6, 2001
Poly-Tec Products, Inc.
James A. Westhoff
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Method for casting a resilient bulkhead gasket
Patent number
5,171,507
Issue date
Dec 15, 1992
William M. Del Zotto
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Concrete pipe adaptor and method of making
Patent number
4,997,215
Issue date
Mar 5, 1991
Charles L. Fournier
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Apparatus for forming an opening with a gasket in a masonry manhole
Patent number
4,854,543
Issue date
Aug 8, 1989
Les Industries Fortier Ltee
Clement Daigle
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Method for installing gasket in a poured concrete structure
Patent number
4,842,785
Issue date
Jun 27, 1989
Les Industries Fortier Ltee
Clement Daigle
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Molded elastomeric circular gasket
Patent number
4,693,482
Issue date
Sep 15, 1987
Les Industries Fortier Ltee
Clement Daigle
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Mold assembly for installing a gasket in the peripheral wall of an...
Patent number
4,650,149
Issue date
Mar 17, 1987
Fernand Poulette
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Shaping element for manhole opening and gasket
Patent number
4,625,976
Issue date
Dec 2, 1986
Noel Gilbert
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Gasket seal between sewer pipe and manhole opening
Patent number
4,159,829
Issue date
Jul 3, 1979
A-Lok Products Corporation
John Ditcher
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Molded pleated gasket and device for installing same on pipe
Patent number
4,103,901
Issue date
Aug 1, 1978
A-Lok Corporation
John Ditcher
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
Gasket seal between sewer pipe and manhole opening
Patent number
4,073,048
Issue date
Feb 14, 1978
A-Lok Corporation
John Ditcher
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
3832438
Patent number
3,832,438
Issue date
Aug 27, 1974
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
3815214
Patent number
3,815,214
Issue date
Jun 11, 1974
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
3813107
Patent number
3,813,107
Issue date
May 28, 1974
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
3796406
Patent number
3,796,406
Issue date
Mar 12, 1974
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
3759285
Patent number
3,759,285
Issue date
Sep 18, 1973
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
3758066
Patent number
3,758,066
Issue date
Sep 11, 1973
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
3727876
Patent number
3,727,876
Issue date
Apr 17, 1973
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Grant
2798373
Patent number
2,798,373
Issue date
Jul 9, 1957
B28 - WORKING CEMENT, CLAY, OR STONE
Patents Applications
last 30 patents
Information
Patent Application
MANHOLE BASE ASSEMBLY WITH INTERNAL LINER AND METHOD OF MANUFACTURI...
Publication number
20190145091
Publication date
May 16, 2019
Press-Seal Corporation
James W. Skinner
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Application
WALL SEAL SYSTEM
Publication number
20180216341
Publication date
Aug 2, 2018
Mark Robert Edmund CURTIS
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Application
GASKET AND MANDREL ASSEMBLY FOR PIPE JOINTS
Publication number
20110024993
Publication date
Feb 3, 2011
PRESS-SEAL GASKET CORPORATION
Andrew J. Happel
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Application
CONCRETE CONDUIT MEMBERS
Publication number
20080005996
Publication date
Jan 10, 2008
HIGH INDUSTRIES, INC.
Kenneth C. Baur
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Application
Gasket and mandrel assembly for pipe joints
Publication number
20060208480
Publication date
Sep 21, 2006
Andrew J. Happel
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Application
Gasket and mandrel assembly for pipe joints
Publication number
20060006562
Publication date
Jan 12, 2006
Michael R. Miller
B28 - WORKING CEMENT, CLAY, OR STONE
Information
Patent Application
Bell mouth and method for manufacturing box to be buried under ground
Publication number
20030029987
Publication date
Feb 13, 2003
Totaku Industries, Inc.
Yasuhiro Kikumori
B28 - WORKING CEMENT, CLAY, OR STONE