1
Tirthankar Ghosh, Edwin Hugh Nungesser: Controlled release composition incorporating metal oxide glass comprising biologically active compound. Rohm and Haas Company, S Matthew Cairns, Thomas D Rogerson, July 18, 2000: US06090399 (26 worldwide citation)

Disclosed are compositions containing biologically active compounds that slowly release the biologically active compound. These compositions may be directly incorporated into the locus to be protected or may be applied to a structure in a coating.


2
Wesley D Costas, Tirthankar Ghosh, Jinru Bian, Karel Anne Valentine: Polishing composition having a surfactant. Rodel Holdings, Gerald K Kita, Edwin Oh, January 20, 2004: US06679928 (24 worldwide citation)

A polishing composition for polishing a semiconductor substrate has a pH of under 5.0 and comprises


3
Tirthankar Ghosh, William M Hann, Barry Weinstein: Corrosion inhibiting compositions. Rohm and Haas Company, Stephen E Johnson, November 11, 2003: US06646082 (23 worldwide citation)

A new class of polymeric corrosion inhibiting compositions incorporating pendant heterocyclic groups which are surprisingly effective copper corrosion inhibitors are disclosed. The polymers form a protective barrier on metallic components to aqueous systems and remain substantive on metallic surface ...


4
Jinru Bian, Tirthankar Ghosh, Terence M Thomas: Polishing of metal substrates. Rodel Holdings, Gerald K Kita, Blake T Biederman, August 12, 2003: US06605537 (21 worldwide citation)

A method of polishing a semiconductor substrate by adjusting the polishing composition with a BTA concentration that raises the metal removal rate when polishing at a relatively high polishing pressure, and that minimizes the metal removal rate when polishing metal in trough at a lower polishing pre ...


5
Barry Weinstein, Tirthankar Ghosh: Chemical mechanical polishing compositions and methods relating thereto. Rodel Holdings, Anuradha Ramana, Blake T Biederman, October 14, 2003: US06632259 (20 worldwide citation)

A method for chemical mechanical polishing of semiconductor substrates containing a metal layer requiring removal and metal interconnects utilizing a composition containing engineered copolymer molecules comprising hydrophilic functional groups and relatively less hydrophilic functional groups; the ...


6
Tirthankar Ghosh: Solid biocidal compositions. Rohm and Haas Company, Thomas D Rogerson, S Matthew Cairns, November 21, 2000: US06149927 (16 worldwide citation)

Disclosed are solid compositions containing biocidal compounds that do not rapidly release the biocidal compounds when added to a locus to be protected and methods of controlling or inhibiting the growth of microorganisms in a locus comprising introducing into or onto the locus an effective amount o ...


7
Tirthankar Ghosh: Polymeric controlled release compositions. Rohm and Haas Company, S Matthew Cairns, Stephen E Johnson, August 26, 2003: US06610282 (15 worldwide citation)

Disclosed are compositions containing biologically active compounds that slowly release the biologically active compound. These compositions may be directly incorporated into the locus to be protected or may be applied to a structure in a coating.


8
Tirthankar Ghosh: Preservation of wood products. Rohm and Haas Company, Kenneth Crimaldi, Thomas J Howell, June 22, 2004: US06753016 (8 worldwide citation)

A method for the protection of wood and other wood materials without affecting dimensional stability or surface integrity of the treated material is described. The method involves treating wood material with an iron salt and selected oxidants where the iron salt is preferably complexed with organic ...


9
Tirthankar Ghosh, Barry Weinstein: Antibacterial composition and methods of making and using the same. Rohm and Haas Company, Thomas S Deibert, June 24, 2008: US07390774 (7 worldwide citation)

Antimicrobial compositions and methods of making and using the same are disclosed. The disclosed antimicrobial compositions provide persistent, broad spectrum, antimicrobial activity. The antimicrobial compositions may be used in the preparation of antimicrobial articles. The antimicrobial compositi ...


10
Stephanie Nussbaum Cottrell, Tirthankar Ghosh, Barry Weinstein: Fiber substrate with antibacterial finish and methods of making and using the same. Rohm and Haas Company, Thomas S Deibert, February 26, 2008: US07335613 (6 worldwide citation)

Treated fiber substrates and methods of making and using the same are disclosed. The disclosed treated fiber substrates provide persistent, durable, broad spectrum, antimicrobial activity. The treated fiber substrates may be used in a variety of materials to impart antimicrobial activity thereto.