Patents by Inventor Alejandro Chavez

Alejandro Chavez 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: 20250320483
    Abstract: The present disclosure provides systems and methods for high throughput genetic manipulation. Particularly, systems and methods are provided for scalable gene insertions in mammalian cells, the systems and methods comprise a donor nucleic acid comprising a cargo sequence encoding one or more selectable markers; a first guide RNA complementary to at least a portion of the donor nucleic acid; a plurality of second guide RNAs each of which is complementary to at least a portion of one of a plurality of target nucleic acids; a first RNA-guided endonuclease configured to bind to the first guide RNA; a second RNA-guided endonuclease configured to bind to the plurality of second guide RNAs; or one or more nucleic acids encoding thereof.
    Type: Application
    Filed: April 28, 2025
    Publication date: October 16, 2025
    Inventors: Alejandro Chavez, Joonwon Kim
  • Publication number: 20250295813
    Abstract: The present disclosure provides viral vectors which decrease undesired or off-target gene expression. Particularly, the present disclosure provides recombinant viral vectors comprising a transcription termination sequence adjacent to an inverted terminal repeat sequence (e.g., downstream of a first inverted terminal repeat sequence and upstream of an expression cassette), and virus or virus-like particles, compositions, and methods of using thereof.
    Type: Application
    Filed: June 5, 2025
    Publication date: September 25, 2025
    Inventors: Lai Wei, Alejandro Chavez
  • Publication number: 20250205305
    Abstract: The present disclosure provides to systems, methods, and compositions for rescuing protein misfolding and preventing protein aggregation. Particularly the present disclosure provides methods and compositions comprising DNAJB6 or variants thereof, or polynucleotides encoding DNAJB6 or variants thereof. The present disclosure also provides methods for treating protein misfolding and/or protein aggregation diseases (e.g., multiple amyotrophic lateral sclerosis and frontotemporal dementia) by administering the systems or compositions to a subject in need thereof.
    Type: Application
    Filed: January 27, 2023
    Publication date: June 26, 2025
    Inventors: Alejandro Chavez, Samuel Resnick
  • Patent number: 12157885
    Abstract: A method of screening is provided including providing a combination of a plurality of proliferating cell types wherein each proliferating cell type has a unique associated barcode within its genome that is different from other proliferating cell types of the plurality and wherein each proliferating cell type includes an exogenous gene that when expressed produces an associated phenotype to the proliferating cell type which alters proliferation of the cell type, introducing a perturbation to one or more of the plurality of proliferating cell types, inducing expression of one or more of the exogenous genes, determining the relative number of unique associated barcodes after a period of proliferation, and comparing the relative number of unique associated barcodes to a control relative number of unique associated barcodes to indicate the effect of the perturbation on the one or more of the plurality of proliferating cell types.
    Type: Grant
    Filed: July 6, 2017
    Date of Patent: December 3, 2024
    Assignees: President and Fellows of Harvard College, The General Hospital Corporation
    Inventors: Christian Schroeder Kaas, Alejandro Chavez
  • Patent number: 12111043
    Abstract: A lighting device with multiple light sources includes a housing, a first illuminating source, a second illuminating source, a lens assembly, a light reflecting and transmitting filter, a first power switch, a second power switch, and a power source. The first illuminating source and the second illuminating source are mounted within the housing and perpendicularly positioned of each other. The lens assembly is operatively coupled to the housing, wherein the lens assembly focus the first illuminating source and the second illuminating source between a spot position and a collimating potion. The light reflecting and transmitting filter is angularly mounted in between the first illuminating source and the second illuminating source, The first power switch and the second power switch are mounted onto the housing. The power source being electrically connected to the first illuminating source through the first power switch and the second illuminating source through the second power switch.
    Type: Grant
    Filed: January 23, 2024
    Date of Patent: October 8, 2024
    Inventors: Benjamin Edward Bainter, Raymond Adam Nemeyer, Alejandro Chavez
  • Publication number: 20240279629
    Abstract: The present disclosure provides systems, kits, and methods for nucleic acid integration utilizing engineered Clustered Regularly Interspaced Short Palindromic Repeats (CRISPR)-CRISPR-associated transposon (CRISPR-Tn) system. More particularly, the present disclosure provides systems comprising: an engineered CRISPR-Tn system or one or more nucleic acids encoding the engineered CRISPR-Tn system, wherein the CRISPR-Tn system comprises at least one or both of: a) at least one Cas protein (e.g., Cas6, Cas7, Cas5, and/or Cas8); and b) one or more transposon-associated proteins (e.g., TnsA, TnsB, TnsC, TnsD, and/or TniQ). The present disclosure also provides systems, kits, and methods for nucleic acid integration in a eukaryotic cell.
    Type: Application
    Filed: June 7, 2022
    Publication date: August 22, 2024
    Inventors: Samuel Henry Sternberg, George Davis Lampe, Rebeca Teresa King Davidson, Alejandro Chavez, Sanne Eveline Klompe
  • Publication number: 20240247796
    Abstract: A lighting device with multiple light sources includes a housing, a first illuminating source, a second illuminating source, a lens assembly, a light reflecting and transmitting filter, a first power switch, a second power switch, and a power source. The first illuminating source and the second illuminating source are mounted within the housing and perpendicularly positioned of each other. The lens assembly is operatively coupled to the housing, wherein the lens assembly focus the first illuminating source and the second illuminating source between a spot position and a collimating potion. The light reflecting and transmitting filter is angularly mounted in between the first illuminating source and the second illuminating source, The first power switch and the second power switch are mounted onto the housing. The power source being electrically connected to the first illuminating source through the first power switch and the second illuminating source through the second power switch.
    Type: Application
    Filed: January 23, 2024
    Publication date: July 25, 2024
    Inventors: Benjamin Edward Bainter, Raymond Adam Nemeyer, Alejandro Chavez
  • Patent number: 12000672
    Abstract: Optical sights for mounting on a firearm are provided, each of the sights having a base defining a barrel end and a rear end; a frame extending upwardly from the base at the barrel end and defining an opening; an optical element received in the opening; and an illumination device operable to display an aiming point on the optical element to generate said aiming point.
    Type: Grant
    Filed: August 16, 2022
    Date of Patent: June 4, 2024
    Assignee: Bushnell Inc.
    Inventors: Alejandro Chavez, Travis C. Overfelt, Kamille C. Eusebio
  • Patent number: 11939571
    Abstract: Expressing guide nucleic acids (e.g., gRNA) from the same oligonucleotide that contains donor sequence permits the high efficiency, simultaneous transformation of a population of cells with both substrates. Using oligonucleotide chip array technology, one can construct thousands of oligonucleotides with customized gRNA and donor sequence in a cost effective manner. In combination, one can efficiently modify endogenous and exogenous genes.
    Type: Grant
    Filed: June 12, 2017
    Date of Patent: March 26, 2024
    Assignees: President and Fellows of Harvard College, The General Hospital Corporation
    Inventors: Xiaoge Guo, Alejandro Chavez, Max Schubert, Eric Kelsic
  • Patent number: 11927767
    Abstract: A system, method, and device for configuring an optical aiming device for ballistic drop compensation (BDC). The optical aiming device can include a housing with a reticle pane defining a reticle display field viewable by a user and indicating a zero point, the housing further including a plurality of axially spaced lenses and defining an optical path therethrough. In various embodiments the system includes a display device configured to project an image generated from a display, a processor, and a non-transitory computer readable storage medium. The computer readable data storage medium can include instructions executable by the processor to receive a first set of ballistics input data indicating a first type of ammunition, determine a BDC pattern including at least two holdover marks corresponding to at least two ranges for the first type of ammunition, and project the BDC pattern onto the reticle display field.
    Type: Grant
    Filed: February 27, 2023
    Date of Patent: March 12, 2024
    Assignee: VISTA OUTDOOR OPERATIONS LLC
    Inventors: Jacob C. VanBecelaere, Alejandro Chavez
  • Patent number: 11781832
    Abstract: Optical sights for mounting on a firearm are provided, each of the sights having a base defining a barrel end and a rear end; a frame extending upwardly from the base at the barrel end and defining an opening; an optical element received in the opening; and an illumination device operable to display an aiming point on the optical element to generate said aiming point.
    Type: Grant
    Filed: July 23, 2021
    Date of Patent: October 10, 2023
    Assignee: Bushnell Inc.
    Inventors: Alejandro Chavez, Travis C. Overfelt, Kamille C. Eusebio
  • Publication number: 20230304001
    Abstract: The present disclosure provides methods and compositions of modulating expression of a target nucleic acid sequence in a cell. The method comprises introducing into the cell a nucleic acid sequence encoding a Cas9 fusion protein and a guide RNA, wherein the Cas9 fusion protein and the guide RNA are expressed and co-localize at a target site and modulate the expression of the target nucleic acid sequence.
    Type: Application
    Filed: April 25, 2023
    Publication date: September 28, 2023
    Inventors: Suhani D. Vora, Alejandro Chavez, Jing Cheng, Benjamin W. Pruitt
  • Publication number: 20230213775
    Abstract: A system, method, and device for configuring an optical aiming device for ballistic drop compensation (BDC). The optical aiming device can include a housing with a reticle pane defining a reticle display field viewable by a user and indicating a zero point, the housing further including a plurality of axially spaced lenses and defining an optical path therethrough. In various embodiments the system includes a display device configured to project an image generated from a display, a processor, and a non-transitory computer readable storage medium. The computer readable data storage medium can include instructions executable by the processor to receive a first set of ballistics input data indicating a first type of ammunition, determine a BDC pattern including at least two holdover marks corresponding to at least two ranges for the first type of ammunition, and project the BDC pattern onto the reticle display field.
    Type: Application
    Filed: February 27, 2023
    Publication date: July 6, 2023
    Inventors: Jacob C. VanBecelaere, Alejandro Chavez
  • Patent number: 11674138
    Abstract: The present disclosure provides methods and compositions of modulating expression of a target nucleic acid sequence in a cell. The method comprises introducing into the cell a nucleic acid sequence encoding a Cas9 fusion protein and a guide RNA, wherein the Cas9 fusion protein and the guide RNA are expressed and co-localize at a target site and modulate the expression of the target nucleic acid sequence.
    Type: Grant
    Filed: March 13, 2018
    Date of Patent: June 13, 2023
    Assignee: President and Fellows of Harvard College
    Inventors: Suhani D. Vora, Alejandro Chavez, Jing Cheng, Benjamin W. Pruitt
  • Patent number: 11662176
    Abstract: A gunsight for aiming a firearm may comprise a display and an eyepiece optic positioned rearward of the display for allowing a user to view the display through the eyepiece optic and a motion sensing module. The eyepiece optic may comprise one or more eyepiece lenses. Circuitry of the gunsight is operatively coupled to the microbolometer and the display. The circuitry may comprise one or more processors and a non-transitory computer readable medium storing one or more instruction sets. In some embodiments, the one or more instruction sets include instructions configured to be executed by the one or more processors to receive a stream of motion signals from the motion sensing module and display an image to the user in response to the stream of motion signals.
    Type: Grant
    Filed: June 30, 2021
    Date of Patent: May 30, 2023
    Assignee: Bushnell Inc.
    Inventor: Alejandro Chavez
  • Patent number: 11629342
    Abstract: The present disclosure provides methods and compositions of modulating expression of a target nucleic acid in a eukaryotic cell. The methods include providing to the cell a guide RNA complementary to the target nucleic acid sequence, providing to the cell a fusion protein, wherein the fusion protein comprises a nuclease null Cas9 protein and a transcriptional effector domain, wherein the nuclease null Cas9 protein interacts with the guide RNA and binds to the target nucleic acid sequence in a site specific manner and wherein the transcriptional effector domain modulates expression of the target nucleic acid.
    Type: Grant
    Filed: October 17, 2018
    Date of Patent: April 18, 2023
    Assignee: President and Fellows of Harvard College
    Inventors: Alejandro Chavez, Nan Cher Yeo
  • Patent number: 11592678
    Abstract: A system, method, and device for configuring an optical aiming device for ballistic drop compensation (BDC). The optical aiming device can include a housing with a reticle pane defining a reticle display field viewable by a user and indicating a zero point, the housing further including a plurality of axially spaced lenses and defining an optical path therethrough. In various embodiments the system includes a display device configured to project an image generated from a display, a processor, and a non-transitory computer readable storage medium. The computer readable data storage medium can include instructions executable by the processor to receive a first set of ballistics input data indicating a first type of ammunition, determine a BDC pattern including at least two holdover marks corresponding to at least two ranges for the first type of ammunition, and project the BDC pattern onto the reticle display field.
    Type: Grant
    Filed: March 8, 2021
    Date of Patent: February 28, 2023
    Assignee: VISTA OUTDOOR OPERATIONS LLC
    Inventors: Jacob C. VanBecelaere, Alejandro Chavez
  • Publication number: 20220411768
    Abstract: The present invention relates to in vitro genetic manipulation. In particular, it relates to RNA templated genome editing.
    Type: Application
    Filed: October 19, 2020
    Publication date: December 29, 2022
    Inventors: Alejandro Chavez, Schuyler Melore
  • Patent number: D1021388
    Type: Grant
    Filed: November 15, 2021
    Date of Patent: April 9, 2024
    Assignee: Bushnell Inc.
    Inventors: Joshua DeFlon, Alejandro Chavez
  • Patent number: D1045001
    Type: Grant
    Filed: December 20, 2022
    Date of Patent: October 1, 2024
    Assignee: Bushnell Inc.
    Inventors: Alejandro Chavez, Michael A. Sizemore, Logan S. Tuel