Patents by Inventor Stephen E. Zale

Stephen E. Zale 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).

  • Publication number: 20210188979
    Abstract: The present disclosure generally relates to nanoparticles comprising an antibody, such as an anti-PD-1 antibody. Other aspects include methods of making and using such nanoparticles. In an embodiment, the nanoparticles comprise a diblock poly(lactic) acid-poly(ethylene)glycol (PLA-PEG) copolymer, a chemotherapeutic agent, and a prostate-specific membrane antigen (PSMA) targeting ligand.
    Type: Application
    Filed: February 10, 2017
    Publication date: June 24, 2021
    Applicant: Pfizer Inc.
    Inventor: Stephen E. Zale
  • Publication number: 20200261596
    Abstract: Disclosed herein are compositions for treating and preventing diseases such as myeloma and lymphoma, where the compositions include a biocompatible, therapeutic polymeric nanoparticle having a boronate ester compound or a peptide boronic acid compound, and a biodegradable polymer. Methods of use of the therapeutic compositions are also disclosed.
    Type: Application
    Filed: October 19, 2017
    Publication date: August 20, 2020
    Applicant: Pfizer Inc.
    Inventors: Mir Mukkaram Ali, Maria Conceicao Figueiredo, Jeffrey Hrkach, Young-Ho Song, James Wright, Stephen E. Zale
  • Publication number: 20200253922
    Abstract: The present invention is directed to the administration of a cannabinoid aerosol formulation using a soft mist inhaler (SMI) with reduced cannabinoid-related irritation and/or coughing. Described is an aerosol formulation comprising a cannabinoid in an ethanol solution and further comprising saccharin or a salt thereof, an aerosol formulation comprising a cannabinoid in a solution comprising ethanol and saline, and methods for the use thereof.
    Type: Application
    Filed: February 12, 2020
    Publication date: August 13, 2020
    Inventors: Nicholas J. Boylan, Scott S. Finnance, Tuna Yucel, Stephen E. Zale
  • Publication number: 20200246404
    Abstract: The invention provides for compositions comprising one or more or at least two active ingredient(s), e.g., a cannabinoid, cannabinoid extract, terpene, or terpene extract. The invention includes cannabinoid formulations, including self-emulsifying formulations and micellar dispersions, as well as methods of making and using the same. Some formulations comprise a cannabinoid and surfactant. The formulations have improved dissolution, stability, absorption and/or oral bioavailability. Some of the formulations are rapid dispersing formulations.
    Type: Application
    Filed: February 13, 2020
    Publication date: August 6, 2020
    Inventors: Tuna Yucel, Scott S. Finnance, Stephen E. Zale, Nicholas J. Boylan, William Stephen Faraci
  • Publication number: 20200138072
    Abstract: The invention is directed to a nanoprecipitate comprising a cannabinoid or a terpene, or combination thereof, a process of preparing the nanoprecipitate, and oral formulations comprising the nanoprecipitate, including beverage additives and edibles.
    Type: Application
    Filed: November 1, 2019
    Publication date: May 7, 2020
    Inventors: Tuna Yucel, Marvin J. Rudolph, Stephen E. Zale, Nicholas J. Boylan, Scott S. Finnance, Wenmin Yuan, Gregory Fahs, Oren Levy
  • Publication number: 20200093827
    Abstract: The present disclosure generally relates to nanoparticles having about 0.2 to about 35 weight percent of pemetrexed; and about 10 to about 99 weight percent of biocompatible polymer such as a diblock poly(lactic) acid-poly(ethylene)glycol. Other aspects of the invention include methods of making such nanoparticles.
    Type: Application
    Filed: December 9, 2019
    Publication date: March 26, 2020
    Applicant: Pfizer Inc.
    Inventor: Stephen E. Zale
  • Publication number: 20200037638
    Abstract: The invention provides for cannabinoid formulations, including self-emulsifying formulations and micellar dispersions, as well as methods of making and using the same. The formulations comprise a cannabinoid and surfactant. The formulations have improved dissolution, stability, and pharmacokinetics, including absorption and/or oral bioavailability. The invention also provides for formulations comprising at least one active ingredient, including self-emulsifying formulations and micellar dispersions, as well as methods of making and using the same. The formulations comprise a least one active ingredient and surfactant.
    Type: Application
    Filed: August 12, 2019
    Publication date: February 6, 2020
    Inventors: William Stephen Faraci, Stephen E. Zale, Abhimanyu Paraskar, Tuna Yucel, Nicholas J. Boylan
  • Publication number: 20190029960
    Abstract: Provided herein in part is a therapeutic nanoparticle that includes a biocompatible polymer; a polymer-EGFR ligand conjugate, wherein the EGFR ligand is covalently bound directly or through a chemical linker to the polymer, and a therapeutic agent.
    Type: Application
    Filed: October 12, 2018
    Publication date: January 31, 2019
    Applicant: Pfizer Inc.
    Inventors: Stephen E. Zale, Kevin Andrew McDonnell, Allen Thomas Horhota
  • Publication number: 20180339015
    Abstract: The present disclosure generally relates to nanoparticles having about 0.2 to about 35 weight percent of a antibiotic therapeutic agent; about 0.05 to about 30 weight percent of a hydrophobic acid; and about 35 to about 99.75 weight percent of biocompatible polymer such as a diblock poly(lactic) acid-poly(ethylene)glycol or diblock poly(lactic)-co-poly(glycolic) acid-poly(ethylene)glycol. Other aspects include methods of making such nanoparticles.
    Type: Application
    Filed: November 21, 2016
    Publication date: November 29, 2018
    Applicant: Pfizer Inc.
    Inventor: Stephen E. Zale
  • Patent number: 10137088
    Abstract: Provided herein in part is a therapeutic nanoparticle that includes a biocompatible polymer; a polymer—EGFR ligand conjugate, wherein the EGFR ligand is covalently bound directly or through a chemical linker to the polymer, and a therapeutic agent.
    Type: Grant
    Filed: August 19, 2016
    Date of Patent: November 27, 2018
    Assignee: Pfizer Inc.
    Inventors: Stephen E. Zale, Kevin Andrew McDonnell, Allen Thomas Horhota
  • Publication number: 20180256584
    Abstract: The present disclosure generally relates to nanoparticles having about 0.2 to about 35 weight percent of pemetrexed; and about 10 to about 99 weight percent of biocompatible polymer such as a diblock poly(lactic) acid-poly(ethylene)glycol. Other aspects of the invention include methods of making such nanoparticles.
    Type: Application
    Filed: May 15, 2018
    Publication date: September 13, 2018
    Applicant: Pfizer Inc.
    Inventor: Stephen E. Zale
  • Patent number: 10071056
    Abstract: The present invention generally relates to polymers and macromolecules, in particular, to polymers useful in particles such as nanoparticles. One aspect of the invention is directed to a method of developing nanoparticles with desired properties. In one set of embodiments, the method includes producing libraries of nanoparticles having highly controlled properties, which can be formed by mixing together two or more macromolecules in different ratios. One or more of the macromolecules may be a polymeric conjugate of a moiety to a biocompatible polymer. In some cases, the nanoparticle may contain a drug. Other aspects of the invention are directed to methods using nanoparticle libraries.
    Type: Grant
    Filed: February 18, 2016
    Date of Patent: September 11, 2018
    Assignee: Pfizer Inc.
    Inventors: Stephen E. Zale, Mir Mukkaram Ali
  • Patent number: 9872848
    Abstract: The present disclosure generally relates to lyophilized pharmaceutical compositions comprising polymeric nanoparticles which, upon reconstitution, have low levels of greater than 10 micron size particles. Other aspects of the invention include methods of making such nanoparticles.
    Type: Grant
    Filed: October 18, 2016
    Date of Patent: January 23, 2018
    Assignee: Pfizer Inc.
    Inventors: Greg Troiano, Young-ho Song, Stephen E. Zale, James Wright, Christina Van Geen Hoven
  • Patent number: 9835572
    Abstract: The present disclosure relates in part to pharmaceutical compositions comprising polymeric nanoparticles having certain glass transition temperatures. Other aspects of the invention include methods of making such nanoparticles.
    Type: Grant
    Filed: February 5, 2016
    Date of Patent: December 5, 2017
    Assignee: PFIZER INC.
    Inventors: Stephen E. Zale, Greg Troiano, Mir M. Ali, Jeff Hrkach, James Wright
  • Publication number: 20170266293
    Abstract: The present disclosure relates in part to methods of treating cholangiocarcinoma or tonsillar cancer in a patient in need thereof, comprising administering to the patient a therapeutically effective amount of a nanoparticle composition, wherein nanoparticle composition comprises nanoparticles.
    Type: Application
    Filed: May 23, 2017
    Publication date: September 21, 2017
    Applicant: PFIZER INC.
    Inventors: STEPHEN E. ZALE, GREG TROIANO, MIR MUKKARAM ALI, JEFF HRKACH, JAMES WRIGHT
  • Publication number: 20170266187
    Abstract: The present disclosure generally relates to nanoparticles having about 0.2 to about 35 weight percent of pemetrexed; and about 10 to about 99 weight percent of biocompatible polymer such as a diblock poly(lactic) acid-poly(ethylene)glycol. Other aspects of the invention include methods of making such nanoparticles.
    Type: Application
    Filed: March 14, 2017
    Publication date: September 21, 2017
    Applicant: Pfizer Inc.
    Inventor: Stephen E. Zale
  • Publication number: 20170224620
    Abstract: Provided herein in part is a therapeutic nanoparticle that includes a biocompatible polymer; a polymer—EGFR ligand conjugate, wherein the EGFR ligand is covalently bound directly or through a chemical linker to the polymer, and a therapeutic agent.
    Type: Application
    Filed: August 19, 2016
    Publication date: August 10, 2017
    Inventors: Stephen E. Zale, Kevin McDonnell, Allen Horhota
  • Publication number: 20170189368
    Abstract: The present disclosure generally relates to lyophilized pharmaceutical compositions comprising polymeric nanoparticles which, upon reconstitution, have low levels of greater than 10 micron size particles. Other aspects of the invention include methods of making such nanoparticles.
    Type: Application
    Filed: October 18, 2016
    Publication date: July 6, 2017
    Inventors: Greg Troiano, Young-ho Song, Stephen E. Zale, James Wright, Christina Van Geen Hoven
  • Patent number: 9579284
    Abstract: The present disclosure generally relates to therapeutic nanoparticles. Exemplary nanoparticles disclosed herein may include about 1 to about 20 weight percent of a mTOR inhibitor; and about 70 to about 99 weight percent biocompatible polymer.
    Type: Grant
    Filed: November 27, 2013
    Date of Patent: February 28, 2017
    Assignee: Pfizer Inc.
    Inventors: Stephen E. Zale, Greg Troiano, Mir Mukkaram Ali, Jeff Hrkach, James Wright
  • Patent number: 9579386
    Abstract: The present disclosure generally relates to nanoparticles having about 0.2 to about 35 weight percent of a therapeutic agent; and about 10 to about 99 weight percent of biocompatible polymer such as a diblock poly(lactic) acid-poly(ethylene)glycol. Other aspects of the invention include methods of making such nanoparticles.
    Type: Grant
    Filed: October 24, 2012
    Date of Patent: February 28, 2017
    Assignee: Pfizer Inc.
    Inventors: Stephen E. Zale, Greg Troiano, Mir Mukkaram Ali, Jeff Hrkach, James Wright