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DAVID J. VAN TOL
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BOULDER, CO, US
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Patents Grants
last 30 patents
Information
Patent Grant
Ultrasonic surgical device and method for detection of attachment o...
Patent number
11,974,771
Issue date
May 7, 2024
Covidien LP
David J. Van Tol
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Jaw members, end effector assemblies, and ultrasonic surgical instr...
Patent number
11,883,058
Issue date
Jan 30, 2024
Covidien LP
Kenneth E. Netzel
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Reusable ultrasonic transducer and generator assemblies, surgical i...
Patent number
11,871,954
Issue date
Jan 16, 2024
Covidien LP
Weng-Kai K. Lee
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Energy-based surgical instruments incorporating cooling features
Patent number
11,844,563
Issue date
Dec 19, 2023
Covidien LP
Allen Honegger
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Articulating ultrasonic surgical instruments and systems
Patent number
11,766,275
Issue date
Sep 26, 2023
Covidien LP
James R. Fagan
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Methods and ultrasonic devices and systems for vessel sealing
Patent number
11,684,387
Issue date
Jun 27, 2023
Covidien LP
David J. Van Tol
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Surgical instruments incorporating ultrasonic and electrosurgical f...
Patent number
11,589,889
Issue date
Feb 28, 2023
Covidien LP
Thomas W. Meiser
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Surgical instruments incorporating ultrasonic and electrosurgical f...
Patent number
11,564,733
Issue date
Jan 31, 2023
Covidien LP
David J. Van Tol
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Surgical instruments incorporating ultrasonic and electrosurgical f...
Patent number
11,446,079
Issue date
Sep 20, 2022
Covidien LP
Rachael L. Kabala
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Reusable ultrasonic transducer and generator assemblies, surgical i...
Patent number
11,331,115
Issue date
May 17, 2022
Covidien LP
Weng-Kai K. Lee
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Cutting mechanisms for surgical end effector assemblies, instrument...
Patent number
11,304,717
Issue date
Apr 19, 2022
Covidien LP
Thomas E. Drochner
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Ultrasonic dissector and sealer
Patent number
11,304,719
Issue date
Apr 19, 2022
Covidien LP
David J. Van Tol
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Ultrasonic surgical instruments and methods for sealing and/or cutt...
Patent number
11,123,094
Issue date
Sep 21, 2021
Covidien LP
Anthony B. Ross
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Ultrasonic surgical device and method for detection of attachment o...
Patent number
11,123,096
Issue date
Sep 21, 2021
Covidien LP
David J. Van Tol
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Temperature estimation and tissue detection of an ultrasonic dissec...
Patent number
11,076,880
Issue date
Aug 3, 2021
Covidien LP
Anthony B. Ross
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Methods of determining a relative state of charge of a battery for...
Patent number
11,026,761
Issue date
Jun 8, 2021
Covidien LP
Scott E. M. Frushour
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Temperature estimation and tissue detection of an ultrasonic dissec...
Patent number
10,955,387
Issue date
Mar 23, 2021
Covidien LP
Anthony B. Ross
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Cutting mechanisms for surgical end effector assemblies, instrument...
Patent number
10,869,682
Issue date
Dec 22, 2020
Covidien LP
Thomas E. Drochner
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Cutting mechanisms for surgical end effector assemblies, instrument...
Patent number
10,682,154
Issue date
Jun 16, 2020
Covidien LP
Thomas E. Drochner
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Temperature estimation and tissue detection of an ultrasonic dissec...
Patent number
10,677,764
Issue date
Jun 9, 2020
Covidien LP
Anthony B. Ross
G01 - MEASURING TESTING
Information
Patent Grant
Ultrasonic surgical device and method for detection of attachment o...
Patent number
10,610,253
Issue date
Apr 7, 2020
Covidien LP
David J. Van Tol
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Surgical instruments and methods for performing tonsillectomy and a...
Patent number
10,499,976
Issue date
Dec 10, 2019
Covidien LP
David J. Van Tol
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Surgical instruments and methods for performing tonsillectomy and a...
Patent number
10,499,977
Issue date
Dec 10, 2019
Covidien LP
David J. Van Tol
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Surgical instruments and methods for performing tonsillectomy and a...
Patent number
10,478,243
Issue date
Nov 19, 2019
Covidien LP
Gary M. Couture
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Ultrasonic surgical device and method for detection of attachment o...
Patent number
10,342,568
Issue date
Jul 9, 2019
Covidien LP
David J. Van Tol
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Surgical instrument with end-effector assembly including three jaw...
Patent number
9,987,035
Issue date
Jun 5, 2018
Covidien LP
David J. Van Tol
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Surgical instrument with end-effector assembly including three jaw...
Patent number
9,987,071
Issue date
Jun 5, 2018
Covidien LP
David J. Van Tol
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Surgical instrument with end-effector assembly including three jaw...
Patent number
9,987,075
Issue date
Jun 5, 2018
Covidien LP
David J. Van Tol
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Ultrasonic surgical instruments and methods of compensating for tra...
Patent number
9,943,326
Issue date
Apr 17, 2018
Covidien LP
Anthony B. Ross
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Ultrasonic dissector and sealer
Patent number
9,918,736
Issue date
Mar 20, 2018
Covidien LP
David J. Van Tol
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
Information
Patent Application
ARTICULATING ULTRASONIC SURGICAL INSTRUMENTS AND SYSTEMS
Publication number
20240008889
Publication date
Jan 11, 2024
Covidien LP
James R. Fagan
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
METHODS AND ULTRASONIC DEVICES AND SYSTEMS FOR VESSEL SEALING
Publication number
20230277210
Publication date
Sep 7, 2023
Covidien LP
David J. Van Tol
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
ARTICULATING ULTRASONIC SURGICAL INSTRUMENTS AND SYSTEMS
Publication number
20230240702
Publication date
Aug 3, 2023
Covidien LP
Matthew S. Cowley
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
SURGICAL INSTRUMENTS INCORPORATING ULTRASONIC AND ELECTROSURGICAL F...
Publication number
20230200838
Publication date
Jun 29, 2023
Covidien LP
Thomas W. MEISER
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
ARTICULATING ULTRASONIC SURGICAL INSTRUMENTS AND SYSTEMS
Publication number
20230172628
Publication date
Jun 8, 2023
Covidien LP
Matthew S. Cowley
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
JAW MEMBER, SURGICAL INSTRUMENT INCLUDING AT LEAST ONE JAW MEMBER,...
Publication number
20230137803
Publication date
May 4, 2023
Covidien LP
Michael B. Lyons
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
SURGICAL INSTRUMENTS AND METHODS INCORPORATING ULTRASONIC AND ELECT...
Publication number
20230129956
Publication date
Apr 27, 2023
Covidien LP
Michael B. Lyons
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
SYSTEMS AND METHODS FOR OPERATING A SURGICAL DEVICE
Publication number
20230121477
Publication date
Apr 20, 2023
Covidien LP
Christopher T. Tschudy
G04 - HOROLOGY
Information
Patent Application
SURGICAL INSTRUMENTS INCORPORATING ULTRASONIC AND ELECTROSURGICAL F...
Publication number
20230124774
Publication date
Apr 20, 2023
Covidien LP
DAVID J. VAN TOL
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
ARTICULATING ULTRASONIC SURGICAL INSTRUMENTS AND SYSTEMS
Publication number
20230098378
Publication date
Mar 30, 2023
Covidien LP
James R. Fagan
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
ARTICULATING ULTRASONIC SURGICAL INSTRUMENTS AND SYSTEMS
Publication number
20230095787
Publication date
Mar 30, 2023
Covidien LP
James R. Fagan
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
SURGICAL INSTRUMENTS HAVING A MOVABLE BLADE MEMBER FOR TREATING TISSUE
Publication number
20230070961
Publication date
Mar 9, 2023
Covidien LP
James R. Fagan
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
SURGICAL INSTRUMENTS HAVING A ROTATABLE BLADE MEMBER FOR TREATING T...
Publication number
20230056953
Publication date
Feb 23, 2023
Covidien LP
James R. Fagan
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
ARTICULATING ULTRASONIC SURGICAL INSTRUMENTS AND SYSTEMS
Publication number
20230053012
Publication date
Feb 16, 2023
Covidien LP
James R. Fagan
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
SYSTEM AND METHOD FOR CONTROLLING AN ULTRASONIC SURGICAL SYSTEM
Publication number
20230015369
Publication date
Jan 19, 2023
Covidien LP
Jing Zhao
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
ENERGY BASED SURGICAL INSTRUMENTS AND SYSTEMS
Publication number
20220409232
Publication date
Dec 29, 2022
Covidien LP
James R. Fagan
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
SURGICAL INSTRUMENTS, SYSTEMS, AND METHODS FOR FREQUENCY DITHERING...
Publication number
20220401121
Publication date
Dec 22, 2022
Covidien LP
Jing Zhao
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
SURGICAL INSTRUMENTS INCORPORATING ULTRASONIC AND ELECTROSURGICAL F...
Publication number
20220387097
Publication date
Dec 8, 2022
Covidien LP
RACHAEL L. KABALA
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
ENERGY ACTIVATION SWITCH FOR VESSEL SEALER
Publication number
20220346864
Publication date
Nov 3, 2022
Covidien LP
Michael B. Lyons
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
SURGICAL SYSTEMS AND METHODS LEVERAGING AN ULTRASONIC TRANSDUCER SA...
Publication number
20220346826
Publication date
Nov 3, 2022
Covidien LP
David J. Van Tol
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
REUSABLE ULTRASONIC TRANSDUCER AND GENERATOR ASSEMBLIES, SURGICAL I...
Publication number
20220265305
Publication date
Aug 25, 2022
Covidien LP
Weng-Kai K. Lee
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
DEVICES, SYSTEMS, AND METHODS OF MANUFACTURING FLUID-COOLED ULTRASO...
Publication number
20220211408
Publication date
Jul 7, 2022
Covidien LP
Matthew S. Cowley
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
ULTRASONIC AND MULTI-ENERGY SURGICAL INSTRUMENTS, SYSTEMS, AND METH...
Publication number
20220183713
Publication date
Jun 16, 2022
Covidien LP
Matthew S. Cowley
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
CUTTING MECHANISMS FOR SURGICAL END EFFECTOR ASSEMBLIES, INSTRUMENT...
Publication number
20220008121
Publication date
Jan 13, 2022
Covidien LP
THOMAS E. DROCHNER
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
SURGICAL DEVICES, SYSTEMS, AND METHODS PROVIDING VISUAL NOTIFICATIONS
Publication number
20220008118
Publication date
Jan 13, 2022
Covidien LP
Michael B. Lyons
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
DEVICES FOR COOLING A SURGICAL INSTRUMENT
Publication number
20210393308
Publication date
Dec 23, 2021
Covidien LP
Matthew S. Cowley
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
ULTRASONIC TRANSDUCER ASSEMBLY FOR AN ULTRASONIC SURGICAL INSTRUMENT
Publication number
20210361316
Publication date
Nov 25, 2021
Covidien LP
Matthew S. Cowley
B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information
Patent Application
TEMPERATURE ESTIMATION AND TISSUE DETECTION OF AN ULTRASONIC DISSEC...
Publication number
20210353326
Publication date
Nov 18, 2021
Covidien LP
ANTHONY B. ROSS
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
ARTICULATING ULTRASONIC SURGICAL INSTRUMENTS AND SYSTEMS
Publication number
20210353324
Publication date
Nov 18, 2021
Covidien LP
James R. Fagan
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
ULTRASONIC TRANSDUCER ASSEMBLY FOR A SURGICAL INSTRUMENT AND METHOD...
Publication number
20210267623
Publication date
Sep 2, 2021
Covidien LP
Matthew S. Cowley
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE