Patents by Inventor Lawrence David

Lawrence David 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).

  • Apparatuses and systems for tracking bowel movement and urination and methods of using same
    Patent number: 12514506
    Abstract: The present disclosure provides devices, systems, and methods for the prognosis and management of diseases and conditions. In particular, the present disclosure provides devices, systems, and methods directed to a toilet apparatus for the automatic tracking of a subject's urination and bowel movements to enhance the diagnosis and treatment of various diseases and conditions.
    Type: Grant
    Filed: September 18, 2020
    Date of Patent: January 6, 2026
    Assignee: Duke University
    Inventors: Lawrence David, Stephen Embree, Mohsin Haider
  • SYSTEMS AND METHODS FOR CALCULATING VOLUMES OF EXCRETED URINE AND STOOL
    Publication number: 20250213232
    Abstract: An excretion collection and evaluation system including at least one waste receptacle including a waste collection area. and a sensor configured to be coupled to a toilet, selectively coupled to the at least one waste receptable, and configured to generate a signal indicative of a quantity of waste deposited in the waste collection area.
    Type: Application
    Filed: May 19, 2023
    Publication date: July 3, 2025
    Inventors: Lawrence DAVID, Stephen EMBREE, Benjamin NEUBERT
  • Compositions and methods for measuring bacterial growth
    Patent number: 12252750
    Abstract: The invention disclosed herein relates generally to the fields of microbiology, ecology and microfluidics. Particularly, the invention disclosed herein provides compositions and methods for isolating bacteria from complex microbial communities and measuring growth rates of the isolated bacteria in a given environmental condition.
    Type: Grant
    Filed: March 17, 2022
    Date of Patent: March 18, 2025
    Assignee: Duke University
    Inventors: Lawrence David, Rachael Bloom
  • APPARATUSES AND SYSTEMS FOR TRACKING BOWEL MOVEMENT AND URINATION AND METHODS OF USING SAME
    Publication number: 20220346720
    Abstract: The present disclosure provides devices, systems, and methods for the prognosis and management of diseases and conditions. In particular, the present disclosure provides devices, systems, and methods directed to a toilet apparatus for the automatic tracking of a subject's urination and bowel movements to enhance the diagnosis and treatment of various diseases and conditions.
    Type: Application
    Filed: September 18, 2020
    Publication date: November 3, 2022
    Inventors: Lawrence David, Stephen Embree, Moshin HAIDER
  • Compositions and Methods for Measuring Bacterial Growth
    Publication number: 20220205021
    Abstract: The invention disclosed herein relates generally to the fields of microbiology, ecology and microfluidics. Particularly, the invention disclosed herein provides compositions and methods for isolating bacteria from complex microbial communities and measuring growth rates of the isolated bacteria in a given environmental condition.
    Type: Application
    Filed: March 17, 2022
    Publication date: June 30, 2022
    Inventors: Lawrence David, Rachael Bloom
  • Compositions and methods for measuring bacterial growth
    Patent number: 11313000
    Abstract: The invention disclosed herein relates generally to the fields of microbiology, ecology and microfluidics. Particularly, the invention disclosed herein provides compositions and methods for isolating bacteria from complex microbial communities and measuring growth rates of the isolated bacteria in a given environmental condition.
    Type: Grant
    Filed: August 4, 2017
    Date of Patent: April 26, 2022
    Assignee: Duke University
    Inventors: Lawrence David, Rachael Bloom
  • RAPID PHENOTYPING AND IDENTIFICATION OF MICROBES FROM A COMPLEX MICROBIAL COMMUNITY
    Publication number: 20190241943
    Abstract: The invention disclosed herein relates generally to the fields of microbiology, ecology and microfluidics. Particularly, the invention disclosed herein provides compositions and methods for isolating, identifying and phenotyping bacteria from complex microbial communities and measuring growth rates of the isolated bacteria in a given environmental condition.
    Type: Application
    Filed: February 8, 2019
    Publication date: August 8, 2019
    Inventors: Max Villa, Lawrence David, Rachael Bloom
  • COMPOSITIONS AND METHODS FOR MEASURING BACTERIAL GROWTH
    Publication number: 20190169680
    Abstract: The invention disclosed herein relates generally to the fields of microbiology, ecology and microfluidics. Particularly, the invention disclosed herein provides compositions and methods for isolating bacteria from complex microbial communities and measuring growth rates of the isolated bacteria in a given environmental condition.
    Type: Application
    Filed: August 4, 2017
    Publication date: June 6, 2019
    Applicant: DUKE UNIVERSITY
    Inventors: Lawrence David, Rachael Bloom