Sievert; Allen C

Patent Applications and Registrations

Patent applications and USPTO patent grants for Sievert; Allen C.The latest application filed is for "tracer-containing compositions".

Company Profile

0.33.37

Sievert; Allen C - Elkton MD
Sievert; Allen C. - Elketon MD
Sievert; Allen C. - Elkton MD

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Process for the reduction of acidic contaminates in fluorinated hydrocarbons Grant 8,212,092 - Rao , et al. July 3, 2	2012-07-03
Tracer-containing Compositions App 20100065772 - Leck; Thomas J. ; et al.	2010-03-18
Tracer-containing compositions Grant 7,641,809 - Leck , et al. January 5, 2	2010-01-05
Nickel-substituted and mixed nickel-and cobalt-substituted chromium oxide compositions, their preparation, and their use as catalysts and catalysts precursors Grant 7,504,358 - Rao , et al. March 17, 2	2009-03-17
1,1,1,2,2,3,3,4,4-nonafluoro-4-methoxybutane Refrigerant Compositions Comprising A Fluoroether And Uses Thereof App 20080283793 - Minor; Barbara Haviland ; et al.	2008-11-20
Process For The Reduction Of Acidic Contaminates In Fluorinated Hydrocarbons App 20080255396 - RAO; VELLIYUR NOTT MILLIKARJUNA ; et al.	2008-10-16
1,1,1,2,2,4,5,5,5-nonafluoro-4-(trifluoromethyl)-3-pentanone Refrigerant And Heat Transfer Compositions Comprising A Fluoroether App 20080224091 - Minor; Barbara Haviland ; et al.	2008-09-18
1,1,1,3,3-pentafluorobutane Refrigerant Or Heat Transfer Fluid Compositions Comprising Hydrofluorocarbon And Uses Thereof App 20080191162 - Minor; Barbara Haviland ; et al.	2008-08-14
Process for the reduction of acidic contaminates in fluorinated hydrocarbons Grant 7,405,334 - Rao , et al. July 29, 2	2008-07-29
1,1,1,2,2,3,3,4,4-nonafluoro-4-methoxybutane Refrigerant Compositions Comprising Hydrofluorocarbon, And Uses Thereof App 20080127659 - MINOR; BARBARA HAVILAND ; et al.	2008-06-05
1,1,1,2,2,3,3,4,4-nonafluro-4-methoxybutane refrigerant compositions comprising hydrofluorocarbon, and uses thereof Grant 7,354,529 - Minor , et al. April 8, 2	2008-04-08
1,1,1,2,2,3,3,4,4-Nonafluoro-4-methoxybutane refrigerant compositions comprising a fluoroether and uses thereof Grant 7,351,352 - Minor , et al. April 1, 2	2008-04-01
Methods using fluoroketones for: extinguishing fire; preventing fire, and reducing or eliminating the flammability of a flammable working fluid Grant 7,343,981 - Nappa , et al. March 18, 2	2008-03-18
1,1,1,2,2,4,5,5,5-nonafluoro-4-(trifluoromethyl)-3-pentanone Compositions Comprising A Hydrofluorocarbon And Uses Thereof App 20080061265 - MINOR; BARBARA HAVILAND ; et al.	2008-03-13
1,1,1,2,2,4,5,5,5-nonafluoro-4-(trifluoromethyl)-3-pentanone Refrigerant And Heat Transfer Compositions Comprising A Fluoroether App 20070246682 - MINOR; BARBARA HAVILAND ; et al.	2007-10-25
Process for the preparation of 1,1,1,3,3,3-hexafluoropropane and at least one of 1,1,1,2,3,3-hexafluoropropane and 1,1,1,2,3,3,3-heptafluoropropane Grant 7,285,691 - Rao , et al. October 23, 2	2007-10-23
Process for the preparation of 1,1,1,3,3-pentafluoropropane and 1,1,1,3,3,3-hexafluoropropane Grant 7,285,690 - Rao , et al. October 23, 2	2007-10-23
Process for the preparation of 1,1,1,3,3-pentafluoropropane and 1,1,1,2,3-pentafluoropropane Grant 7,285,692 - Rao , et al. October 23, 2	2007-10-23
1,1,1,3,3-pentafluorobutane Refrigerant Or Heat Transfer Fluid Compositions Comprising Hydrofluorocarbon And Uses Thereof App 20070228320 - MINOR; BARBARA HAVILAND ; et al.	2007-10-04
1,1,1,2,2,3,3,4,4-Nonafluoro-4-methoxybutane refrigerant compositions comprising a fluoroether and uses thereof App 20070200086 - Minor; Barbara Haviland ; et al.	2007-08-30
1,1,1,2,2,3,3,4,4-Nonafluro-4-methoxybutane refrigerant compositions comprising hydrofluorocarbon, and uses thereof App 20070194271 - Minor; Barbara Haviland ; et al.	2007-08-23
1,1,1,2,2,4,5,5,5-nonafluoro-4-(trifluoromethyl)-3-pentanone refrigerant and heat transfer compositions comprising a fluoroether Grant 7,252,780 - Minor , et al. August 7, 2	2007-08-07
1,1,1,3,3,-pentafluorobutane refrigerant or heat transfer fluid compositions comprising hydrofluorocarbon and uses thereof Grant 7,241,398 - Minor , et al. July 10, 2	2007-07-10
Process for the preparation of 1,1,1,3,3-pentafluoropropane and 1,1,1,3,3,3-hexafluoropropane App 20070123742 - Rao; Velliyur Nott Mallikarjuna ; et al.	2007-05-31
1,1,1,2,2,3,3,4,4-Nonafluoro-4-methoxybutane refrigerant compositions comprising a fluoroether and uses thereof Grant 7,220,363 - Minor , et al. May 22, 2	2007-05-22
Cobalt-substituted chromium oxide compositions, their preparation, and their use as catalysts and catalyst precursors Grant 7,217,678 - Rao , et al. May 15, 2	2007-05-15
Refrigerant compositions comprising 1-ethoxy-1,1,2,2,3,3,4,4,4-nonafluorobutane and a hydrofluorocarbon and uses thereof Grant 7,208,099 - Minor , et al. April 24, 2	2007-04-24
1-ethoxy-1,1,2,2,3,3,4,4,4-nonafluorobutane refrigerant compositions comprising a fluoroether and uses thereof Grant 7,208,100 - Minor , et al. April 24, 2	2007-04-24
1,1,1,3,3-pentafluorobutane refrigerant compositions comprising fluoroether and uses thereof Grant 7,201,855 - Minor , et al. April 10, 2	2007-04-10
Process for purifying hydrofluoropropanes Grant 7,161,049 - Rao , et al. January 9, 2	2007-01-09
1,1,1,2,2,4,5,5,5-nonafluoro-4-(trifluoromethyl)-3-pentanone compositions comprising a hydrofluorocarbon and uses thereof Grant 7,153,448 - Minor , et al. December 26, 2	2006-12-26
Process for the preparation of 1,1,1,3,3,3-hexafluoropropane and at least one of 1,1,1,3,3- hexafluoropropane and 1,1,1,2,3,3,3-heptafluoropropane App 20060258890 - Rao; Velliyur Nott Mallikarjuna ; et al.	2006-11-16
Processes for the preparation of 2-chloro-1,1,1,2,3,3,3-heptafluoropropane, hexafluoropropene and 1,1,1,2,3,3,3-heptafluoropropane Grant 7,129,383 - Nappa , et al. October 31, 2	2006-10-31
Fluoroketone compounds Grant 7,122,704 - Nappa , et al. October 17, 2	2006-10-17
Process for the preparation of 1,1,1,3,3-pentafluoropropane and 1,1,1,2,3-pentafluoropropane App 20060217578 - Rao; Velliyu Nott Mallikarjuna ; et al.	2006-09-28
1,1,1,2,2,4,5,5,5-Nonafluoro-4-(trifluoromethyl)-3-pentanone compositions comprising a hydrofluorocarbon and uses thereof App 20060208216 - Minor; Barbara Haviland ; et al.	2006-09-21
Fluorosulfone compounds Grant 7,087,788 - Sievert , et al. August 8, 2	2006-08-08
Process for the preparation of 1,1,1,2,2-pentafluoroethane Grant 7,074,973 - Nappa , et al. July 11, 2	2006-07-11
1,1,1,3,3-Pentafluorobutane refrigerant compositions comprising fluoroether and uses thereof App 20060124891 - Minor; Barbara Haviland ; et al.	2006-06-15
1,1,1,3,3-pentafluorobutane refrigerant compositions comprising fluoroether and uses thereof Grant 7,029,599 - Minor , et al. April 18, 2	2006-04-18
Process for the preparation of 1,1,1,2,2-pentafluoroethane App 20060004235 - Nappa; Mario J. ; et al.	2006-01-05
1,1,1,2,2,4,5,5,5-nonafluoro-4-(trifluoromethyl)-3-pentanone refrigerant and heat transfer compositions comprising a fluoroether App 20050263736 - Minor, Barbara Haviland ; et al.	2005-12-01
1,1,1,2,2,4,5,5,5-nonafluoro-4-(trifluoromethyl)-3-pentanone Compositions Comprising A Hydrofluorocarbon And Uses Thereof App 20050263737 - Minor, Barbara Haviland ; et al.	2005-12-01
Tracer-containing compositions App 20050230657 - Leck, Thomas J. ; et al.	2005-10-20
Cobalt-substituted chromium oxide compositions, their preparation, and their use as catalysts and catalyst precursors App 20050228202 - Nappa, Mario J ; et al.	2005-10-13
Nickel-substituted and mixed nickel-and cobalt-substituted chromium oxide compositions, their preparation, and their use as catalysts and catalysts precursors App 20050227865 - Nappa, Mario J. ; et al.	2005-10-13
Processes for the preparation of 2-chloro-1,1,1,2,3,3,3-heptafluoropropane- , hexafluoropropene and 1,1,1,2,3,3,3-heptafluoropropane App 20050222471 - Nappa, Mario J ; et al.	2005-10-06
1,1,1,2,2,3,3,4,4,-Nonafluoro-4-methoxybutane refrigerant compositions comprising a fluoroether and uses thereof App 20050156134 - Minor, Barbara Haviland ; et al.	2005-07-21
1,1,1,3,3-Pentafluorobutane refrigerant compositions comprising fluoroether and uses thereof App 20050156138 - Minor, Barbara Haviland ; et al.	2005-07-21
1-Ethoxy-1,1,2,2,3,3,4,4,4,-nonafluorobutane refrigerant compositions comprising a fluoroether and uses thereof App 20050156139 - Minor, Barbara Haviland ; et al.	2005-07-21
Refrigerant compositions comprising 1-ethoxy-1,1,2,2,3,4,4,4-nonafluorobut- ane and a hydrofluorocarbon and uses thereof App 20050156135 - Minor, Barbara Haviland ; et al.	2005-07-21
1,1,1,3,3-Pentafluorobutane refrigerant or heat transfer fluid compositions comprising hydrofluorocarbon and uses thereof App 20050151111 - Minor, Barbara Haviland ; et al.	2005-07-14
Hydrofluorocarbon refrigerant compositions and uses thereof App 20050151113 - Minor, Barbara Haviland ; et al.	2005-07-14
1,1,1,2,2,3,3,4,4-Nonafluoro-4-methoxybutane refrigerant compositions comprising hydrofluorocarbon, and uses thereof App 20050151112 - Minor, Barbara Haviland ; et al.	2005-07-14
Fluoroether refrigerant compositions and uses thereof App 20050151110 - Minor, Barbara Haviland ; et al.	2005-07-14
Fluorosulfone compounds App 20050082509 - Sievert, Allen C. ; et al.	2005-04-21
Methods using fluorosulfones for extinguishing fire, preventing fire, and reducing or eliminating the flammability of a flammable working fluid App 20050051752 - Sievert, Allen C. ; et al.	2005-03-10
Fluoroketone compounds App 20050033095 - Nappa, Mario J. ; et al.	2005-02-10
Methods using fluoroketones for: extinguishing fire; preventing fire; and reducing or eliminating the flammability of a flammable working fluid App 20050023007 - Nappa, Mario J. ; et al.	2005-02-03
Process for the reduction of acidic contaminates in fluorinated hydrocarbons App 20040236161 - Rao, Velliyur Nott Mallikarjuna ; et al.	2004-11-25
Process for purifying hydrofluoropropanes App 20040167366 - Rao, Velliyur Nott Mallikarjuna ; et al.	2004-08-26
Azeotrope(like) compositions of pentafluorodimethyl ether and difluoromethane Grant 5,605,882 - Klug , et al. February 25, 1	1997-02-25
1,1,2,2,3,3,4,4,-octafluorobutane compositions Grant 5,562,853 - Minor , et al. October 8, 1	1996-10-08
Catalytic hydrogenolysis Grant 5,523,501 - Kellner , et al. June 4, 1	1996-06-04
Process for the manufacture of 1,1,1,3,3,3,-hexafluoropropane Grant 5,414,165 - Nappa , et al. May 9, 1	1995-05-09
Process for the production of pentaflourodimethyl ether Grant 5,410,095 - Resnick , et al. April 25, 1	1995-04-25
Azeotropic mixture of linear hydrofluorocarbon and HF Grant 5,409,625 - Nappa , et al. April 25, 1	1995-04-25
Process for the manufacture of hydrofluorocarbons Grant 5,406,008 - Sievert April 11, 1	1995-04-11
Azeotropic compositions of 1,1,2,2,3,3,4,4-octafluorobutane and alcohols or ketones Grant 5,221,493 - Merchant , et al. June 22, 1	1993-06-22
Novel perfluoropolyethers Grant 4,960,951 - Nappa , et al. October 2, 1	1990-10-02

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