Patents by Inventor Sarvajna Dwivedi
Sarvajna Dwivedi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Patent number: 11471468Abstract: Methods and systems for the preparation of conditioned micronized active agents. Additionally, methods and systems for in-process conditioning of micronized active agent particles and compositions comprising conditioned micronized materials.Type: GrantFiled: January 30, 2020Date of Patent: October 18, 2022Assignee: Pearl Therapeutics, Inc.Inventors: Ali Kazmi, David Lechuga-Ballesteros, Herman E. Snyder, James Ivey, Reinhard Vehring, Jason H. Speck, Sarvajna Dwivedi
-
Publication number: 20200368251Abstract: Methods and systems for the preparation of conditioned micronized active agents. Additionally, methods and systems for in-process conditioning of micronized active agent particles and compositions comprising conditioned micronized materials.Type: ApplicationFiled: January 30, 2020Publication date: November 26, 2020Inventors: Ali Kazmi, David Lechuga-Ballesteros, Herman E. Snyder, James Ivey, Reinhard Vehring, Jason H. Speck, Sarvajna Dwivedi
-
Publication number: 20180344747Abstract: Methods and systems for the preparation of conditioned micronized active agents. Additionally, methods and systems for in-process conditioning of micronized active agent particles and compositions comprising conditioned micronized materials.Type: ApplicationFiled: January 17, 2018Publication date: December 6, 2018Inventors: Ali Kazmi, David Lechuga-Ballesteros, Herman E. Snyder, James Ivey, Reinhard Vehring, Jason H. Speck, Sarvajna Dwivedi
-
Patent number: 9895386Abstract: An aqueous or powder composition includes anti-gram-negative antibiotic or salt thereof being present at an amount ranging from about 100 mg/ml to about 200 mg/ml. Another aqueous or powder composition includes anti-gram-positive antibiotic or salt thereof being present at a concentration ranging from about 0.6 to about 0.9 of the water solubility limit, at 25° C. and 1.0 atmosphere, of the anti-gram-positive antibiotic or salt thereof. Other embodiments include unit doses, kits, and methods.Type: GrantFiled: April 29, 2016Date of Patent: February 20, 2018Assignee: BAYER INTELLECTUAL PROPERTY GMBHInventors: Chatan Charan, Sarvajna Dwivedi
-
Publication number: 20160317562Abstract: An aqueous or powder composition includes anti-gram-negative antibiotic or salt thereof being present at an amount ranging from about 100 mg/ml to about 200 mg/ml. Another aqueous or powder composition includes anti-gram-positive antibiotic or salt thereof being present at a concentration ranging from about 0.6 to about 0.9 of the water solubility limit, at 25° C. and 1.0 atmosphere, of the anti-gram-positive antibiotic or salt thereof. Other embodiments include unit doses, kits, and methods.Type: ApplicationFiled: April 29, 2016Publication date: November 3, 2016Inventors: Chatan Charan, Sarvajna Dwivedi
-
Patent number: 9351930Abstract: An aqueous or powder composition includes anti-gram-negative antibiotic or salt thereof being present at an amount ranging from about 100 mg/ml to about 200 mg/ml. Another aqueous or powder composition includes anti-gram-positive antibiotic or salt thereof being present at a concentration ranging from about 0.6 to about 0.9 of the water solubility limit, at 25° C. and 1.0 atmosphere, of the anti-gram-positive antibiotic or salt thereof. Other embodiments include unit doses, kits, and methods.Type: GrantFiled: June 12, 2012Date of Patent: May 31, 2016Assignee: Bayer Intellectual Property GMBHInventors: Chatan Charan, Sarvajna Dwivedi
-
Patent number: 9351929Abstract: An aqueous or powder composition includes anti-gram-negative antibiotic or salt thereof being present at an amount ranging from about 100 mg/ml to about 200 mg/ml. Another aqueous or powder composition includes anti-gram-positive antibiotic or salt thereof being present at a concentration ranging from about 0.6 to about 0.9 of the water solubility limit, at 25° C. and 1.0 atmosphere, of the anti-gram-positive antibiotic or salt thereof. Other embodiments include unit doses, kits, and methods.Type: GrantFiled: May 14, 2012Date of Patent: May 31, 2016Assignee: Bayer Intellectual Property GMBHInventors: Chatan Charan, Sarvajna Dwivedi
-
Patent number: 9205050Abstract: An aqueous or powder composition includes anti-gram-negative antibiotic or salt thereof being present at an amount ranging from about 100 mg/ml to about 200 mg/ml. Another aqueous or powder composition includes anti-gram-positive antibiotic or salt thereof being present at a concentration ranging from about 0.6 to about 0.9 of the water solubility limit, at 25° C. and 1.0 atmosphere, of the anti-gram-positive antibiotic or salt thereof. Other embodiments include unit doses, kits, and methods.Type: GrantFiled: September 28, 2006Date of Patent: December 8, 2015Assignee: Bayer Intellectual Property GmbHInventors: Chatan K. Charan, Sarvajna Dwivedi
-
Publication number: 20150150787Abstract: Pharmaceutical compositions, systems and methods suitable for respiratory delivery of a fixed combination of LAMA, LABA, and ICS active agents are described. The pharmaceutical compositions described herein may be formulated for respiratory delivery via a metered dose inhaler (MDI). Also described herein are MDI systems for delivery of a fixed combination of LAMA, LABA, and ICS active agents, as well as methods for preparing and using the compositions and systems described herein.Type: ApplicationFiled: May 22, 2014Publication date: June 4, 2015Applicant: Pearl Therapeutics, Inc.Inventors: David Lechuga-Ballesteros, Vidya B. Joshi, Colin Reisner, Patrick FitzGerald Darken, Sarvajna Dwivedi
-
Publication number: 20140377190Abstract: Compositions, methods and systems are provided for pulmonary or nasal delivery of two or more active agents via a metered dose inhaler. In one embodiment, the compositions include a suspension medium, active agent particles, and suspending particles, in which the active agent particles and suspending particles form a co-suspension within the suspension medium.Type: ApplicationFiled: April 21, 2014Publication date: December 25, 2014Applicant: Pearl Therapeutics, Inc.Inventors: Reinhard Vehring, Michael Steven Hartman, David Lechuga-Ballesteros, Adrian Edward Smith, Vidya B. Joshi, Sarvajna Dwivedi
-
Publication number: 20140275517Abstract: Methods and systems for the preparation of conditioned micronized active agents. Additionally, methods and systems for in-process conditioning of micronized active agent particles and compositions comprising conditioned micronized materials.Type: ApplicationFiled: March 14, 2014Publication date: September 18, 2014Applicant: Pearl Therapeutics, Inc.Inventors: Ali Kazmi, David Lechuga, Herm Snyder, James Ivey, Reinhard Vehring, Jason H. Speck, Sarvajna Dwivedi
-
Publication number: 20120247462Abstract: An aqueous or powder composition includes anti-gram-negative antibiotic or salt thereof being present at an amount ranging from about 100 mg/ml to about 200 mg/ml. Another aqueous or powder composition includes anti-gram-positive antibiotic or salt thereof being present at a concentration ranging from about 0.6 to about 0.9 of the water solubility limit, at 25° C. and 1.0 atmosphere, of the anti-gram-positive antibiotic or salt thereof. Other embodiments include unit doses, kits, and methods.Type: ApplicationFiled: June 12, 2012Publication date: October 4, 2012Applicant: Bayer Healthcare AGInventors: Chatan Charan, Sarvajna Dwivedi
-
Publication number: 20120225835Abstract: An aqueous or powder composition includes anti-gram-negative antibiotic or salt thereof being present at an amount ranging from about 100 mg/ml to about 200 mg/ml. Another aqueous or powder composition includes anti-gram-positive antibiotic or salt thereof being present at a concentration ranging from about 0.6 to about 0.9 of the water solubility limit, at 25° C. and 1.0 atmosphere, of the anti-gram-positive antibiotic or salt thereof. Other embodiments include unit doses, kits, and methods.Type: ApplicationFiled: May 14, 2012Publication date: September 6, 2012Inventors: Chatan Charan, Sarvajna Dwivedi
-
Publication number: 20100286031Abstract: An aqueous or powder composition includes anti-gram-negative antibiotic or salt thereof being present at an amount ranging from about 100 mg/ml to about 200 mg/ml. Another aqueous or powder composition includes anti-gram-positive antibiotic or salt thereof being present at a concentration ranging from about 0.6 to about 0.9 of the water solubility limit, at 25° C. and 1.0 atmosphere, of the anti-gram-positive antibiotic or salt thereof. Other embodiments include unit doses, kits, and methods.Type: ApplicationFiled: September 28, 2006Publication date: November 11, 2010Inventors: Chatan K. Charan, Sarvajna Dwivedi
-
Publication number: 20090288658Abstract: An aqueous or powder composition includes anti-gram-negative antibiotic or salt thereof being present at an amount ranging from about 100 mg/ml to about 200 mg/ml. Another aqueous or powder composition includes anti-gram-positive antibiotic or salt thereof being present at a concentration ranging from about 0.6 to about 0.9 of the water solubility limit, at 25° C. and 1.0 atmosphere, of the anti-gram-positive antibiotic or salt thereof. Other embodiments include unit doses, kits, and methods.Type: ApplicationFiled: December 22, 2008Publication date: November 26, 2009Applicant: Nektar TherapeuticsInventors: Chatan Charan, Sarvajna Dwivedi
-
Patent number: 7326691Abstract: A composition includes particles including at least about 95 wt % of amphotericin B, wherein the particles have a mass median diameter ranging from about 1.1 ?m to about 1.9 ?m. Another composition also includes particles including at least about 95 wt % of amphotericin B, wherein at least about 80 wt % of the particles have a geometric diameter ranging from about 1.1 ?m to about 1.9 ?m. Yet another composition includes particles including amphotericin B, wherein the particles have a mass median diameter less than about 1.9 ?m, and wherein the amphotericin B has a crystallinity level of at least about 20%. Unit dosage forms, delivery systems, and methods may involve similar compositions.Type: GrantFiled: June 21, 2005Date of Patent: February 5, 2008Assignee: Nektar TherapeuticsInventors: Sarma Duddu, Srinivas Palakodaty, David Lechuga-Ballesteros, Danforth Miller, Alan R. Kugler, Christopher Frantz, Trixie Tan, Richard Malcolmson, Keith Washco, Theresa Sweeney, Thomas E. Tarara, Sarvajna Dwivedi, Michael A. Eldon
-
Publication number: 20070116649Abstract: An aqueous or powder composition includes anti-gram-negative antibiotic or salt thereof being present at an amount ranging from about 100 mg/ml to about 200 mg/ml. Another aqueous or powder composition includes anti-gram-positive antibiotic or salt thereof being present at a concentration ranging from about 0.6 to about 0.9 of the water solubility limit, at 25° C. and 1.0 atmosphere, of the anti-gram-positive antibiotic or salt thereof. Other embodiments include unit doses, kits, and methods.Type: ApplicationFiled: September 28, 2006Publication date: May 24, 2007Applicant: Nektar TherapeuticsInventors: Chatan Charan, Sarvajna Dwivedi
-
Publication number: 20060025355Abstract: A composition includes particles including at least about 95 wt % of amphotericin B, wherein the particles have a mass median diameter ranging from about 1.1 ?m to about 1.9 ?m. Another composition also includes particles including at least about 95 wt % of amphotericin B, wherein at least about 80 wt % of the particles have a geometric diameter ranging from about 1.1 ?m to about 1.9 ?m. Yet another composition includes particles including amphotericin B, wherein the particles have a mass median diameter less than about 1.9 ?m, and wherein the amphotericin B has a crystallinity level of at least about 20%. Unit dosage forms, delivery systems, and methods may involve similar compositions.Type: ApplicationFiled: June 21, 2005Publication date: February 2, 2006Applicant: Nektar TherapeuticsInventors: Sarma Duddu, Srinivas Palakodaty, David Lechuga-Ballesteros, Danforth Miller, Alan Kugler, Christopher Frantz, Trixie Tan, Richard Malcomson, Keith Washco, Theresa Sweeney, Thomas Tarara, Sarvajna Dwivedi, Michael Eldon
-
Publication number: 20050139211Abstract: An aerosol introducer is provided for introducing an aerosolized pharmaceutical formulation into a ventilator circuit. The ventilator circuit comprises an endotracheal tube, an inhalation line extending from a ventilator, and an exhalation line extending from the ventilator. The aerosol introducer comprises a first end connectable to the inhalation line and the exhalation line; a second end connectable to the endotracheal tube; a first channel extending from the first end to the second end; a second channel extending from the first end to the second end; an inlet in the first channel, the inlet being adapted to receive an aerosolized pharmaceutical formulation; and a valving mechanism comprising one or more valves that reduce the loss of aerosolized pharmaceutical formulation to the exhalation line.Type: ApplicationFiled: November 17, 2004Publication date: June 30, 2005Applicant: Nektar TherapeuticsInventors: William Alston, Sarvajna Dwivedi, Guy Tucker