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John F. Grubb
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Lower Burrell, PA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Lean austenitic stainless steel
Patent number
10,370,748
Issue date
Aug 6, 2019
ATI PROPERTIES LLC
David S. Bergstrom
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Corrosion resistant lean austenitic stainless steel
Patent number
10,323,308
Issue date
Jun 18, 2019
ATI PROPERTIES LLC
David S. Bergstrom
C21 - METALLURGY OF IRON
Information
Patent Grant
Lean austenitic stainless steel containing stabilizing elements
Patent number
9,873,932
Issue date
Jan 23, 2018
ATI PROPERTIES LLC
David S. Bergstrom
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Corrosion resistant lean austenitic stainless steel
Patent number
9,624,564
Issue date
Apr 18, 2017
ATI PROPERTIES LLC
David S. Bergstrom
C21 - METALLURGY OF IRON
Information
Patent Grant
Lean austenitic stainless steel
Patent number
9,617,628
Issue date
Apr 11, 2017
ATI PROPERTIES LLC
David S. Bergstrom
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Lean austenitic stainless steel containing stabilizing elements
Patent number
9,133,538
Issue date
Sep 15, 2015
ATI Properties, Inc.
James M. Rakowski
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Corrosion resistant lean austenitic stainless steel
Patent number
8,877,121
Issue date
Nov 4, 2014
ATI Properties, Inc.
David S. Bergstrom
C21 - METALLURGY OF IRON
Information
Patent Grant
Lean austenitic stainless steel
Patent number
8,858,872
Issue date
Oct 14, 2014
ATI Properties, Inc.
David S. Bergstrom
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Lean austenitic stainless steel containing stabilizing elements
Patent number
8,337,748
Issue date
Dec 25, 2012
ATI Properties, Inc.
James M. Rakowski
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Lean austenitic stainless steel
Patent number
8,313,691
Issue date
Nov 20, 2012
ATI Properties, Inc.
David S. Bergstrom
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Surface treatments to improve corrosion resistance of austenitic st...
Patent number
6,709,528
Issue date
Mar 23, 2004
ATI Properties, Inc.
John F. Grubb
C21 - METALLURGY OF IRON
Information
Patent Grant
Ferritic stainless steel having high temperature creep resistance
Patent number
6,641,780
Issue date
Nov 4, 2003
ATI Properties Inc.
John F. Grubb
C21 - METALLURGY OF IRON
Information
Patent Grant
Duplex stainless steels
Patent number
6,623,569
Issue date
Sep 23, 2003
ATI Properties, Inc.
David S. Bergstrom
C21 - METALLURGY OF IRON
Information
Patent Grant
Method of producing stainless steels having improved corrosion resi...
Patent number
6,576,068
Issue date
Jun 10, 2003
ATI Properties, Inc.
John F. Grubb
C21 - METALLURGY OF IRON
Information
Patent Grant
Duplex stainless steel
Patent number
6,551,420
Issue date
Apr 22, 2003
ATI Properties, Inc.
David S. Bergstrom
C21 - METALLURGY OF IRON
Information
Patent Grant
Corrosion resistant austenitic stainless steel
Patent number
6,036,917
Issue date
Mar 14, 2000
Allegheny Ludlum Corporation
Dominic A. Sorace
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Austentitic stainless steel
Patent number
4,911,886
Issue date
Mar 27, 1990
Allegheny Ludlum Corporation
Richard K. Pitler
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Patents Applications
last 30 patents
Information
Patent Application
CORROSION RESISTANT LEAN AUSTENITIC STAINLESS STEEL
Publication number
20170167006
Publication date
Jun 15, 2017
ATI Properties LLC
David S. Bergstrom
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
LEAN AUSTENITIC STAINLESS STEEL
Publication number
20170145548
Publication date
May 25, 2017
ATI Properties LLC
David S. Bergstrom
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
CORROSION RESISTANT LEAN AUSTENITIC STAINLESS STEEL
Publication number
20150010424
Publication date
Jan 8, 2015
ATI Properties, Inc.
David S. Bergstrom
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
LEAN AUSTENITIC STAINLESS STEEL
Publication number
20140369882
Publication date
Dec 18, 2014
David S. Bergstrom
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
LEAN AUSTENITIC STAINLESS STEEL CONTAINING STABILIZING ELEMENTS
Publication number
20130129559
Publication date
May 23, 2013
ATI Properties, Inc.
James M. Rakowski
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
LEAN AUSTENITIC STAINLESS STEEL
Publication number
20130092293
Publication date
Apr 18, 2013
ATI Properties, Inc.
David S. Bergstrom
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
LEAN AUSTENITIC STAINLESS STEEL CONTAINING STABILIZING ELEMENTS
Publication number
20090162237
Publication date
Jun 25, 2009
ATI Properties, Inc.
James M. Rakowski
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
CORROSION RESISTANT LEAN AUSTENITIC STAINLESS STEEL
Publication number
20090162238
Publication date
Jun 25, 2009
ATI Properties, Inc.
David S. Bergstrom
C21 - METALLURGY OF IRON
Information
Patent Application
LEAN AUSTENITIC STAINLESS STEEL
Publication number
20090142218
Publication date
Jun 4, 2009
ATI Properties, Inc.
David S. Bergstrom
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Ferritic stainless steel having high temperature creep resistance
Publication number
20040050462
Publication date
Mar 18, 2004
John F. Grubb
C21 - METALLURGY OF IRON
Information
Patent Application
Ferritic stainless steel having high temperature creep resistance
Publication number
20030124019
Publication date
Jul 3, 2003
John F. Grubb
C21 - METALLURGY OF IRON
Information
Patent Application
Duplex stainless steels
Publication number
20030084971
Publication date
May 8, 2003
David S. Bergstrom
C21 - METALLURGY OF IRON
Information
Patent Application
Method of producing stainless steels having improved corrosion resi...
Publication number
20020189399
Publication date
Dec 19, 2002
John F. Grubb
C21 - METALLURGY OF IRON