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Christopher C. Vazzana
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Chicago, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Systems and methods for protecting a tether line disposed in a pres...
Patent number
11,530,761
Issue date
Dec 20, 2022
Hydra-Stop LLC
Christopher C. Vazzana
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Systems and methods for accessing and monitoring a fluid within a p...
Patent number
11,248,992
Issue date
Feb 15, 2022
Hydra-Stop LLC
Christopher C. Vazzana
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Automated pressure equalization above and below completion plug of...
Patent number
10,718,458
Issue date
Jul 21, 2020
Hydra-Stop LLC
Andrew J. Nelson
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Expanding gate valve assembly with pressure equalization system
Patent number
10,619,747
Issue date
Apr 14, 2020
Hydra-Stop LLC
Christopher C. Vazzana
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Pipe core sampling and tapping apparatus
Patent number
10,473,560
Issue date
Nov 12, 2019
Hydra-Stop LLC
Andrew J. Nelson
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Linestops, nozzles and completion plugs for installation in pressur...
Patent number
9,829,141
Issue date
Nov 28, 2017
Hydra-Stop LLC
Christopher C. Vazzana
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Gate valves for installation in pressurized pipes
Patent number
9,644,779
Issue date
May 9, 2017
Hydra-Stop LLC
Christopher C. Vazzana
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Patents Applications
last 30 patents
Information
Patent Application
SYSTEMS AND METHODS FOR PROTECTING A TETHER LINE DISPOSED IN A PRES...
Publication number
20200292104
Publication date
Sep 17, 2020
Hydra-Stop LLC
Christopher C. Vazzana
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
SYSTEMS AND METHODS FOR CLEANING A PRESSURIZED PIPE
Publication number
20200290098
Publication date
Sep 17, 2020
Hydra-Stop LLC
Christopher C. Vazzana
B08 - CLEANING
Information
Patent Application
Systems And Methods For Managing A Cable Attached To An Inspection...
Publication number
20200096408
Publication date
Mar 26, 2020
Hydra-Stop LLC
Christopher C. Vazzana
G01 - MEASURING TESTING
Information
Patent Application
Systems And Methods For Accessing And Monitoring A Fluid Within A P...
Publication number
20200096422
Publication date
Mar 26, 2020
Hydra-Stop LLC
Christopher C. Vazzana
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
UNDER-PRESSURE TAPPING AND ACCESS ASSEMBLY FOR PRESSURIZED PIPE
Publication number
20190376632
Publication date
Dec 12, 2019
Hydra-Stop LLC
Atticus D. Rush
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
AUTOMATED PRESSURE EQUALIZATION ABOVE AND BELOW COMPLETION PLUG OF...
Publication number
20190316723
Publication date
Oct 17, 2019
Hydra-Stop LLC
Andrew J. Nelson
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
EXPANDING GATE VALVE ASSEMBLY WITH PRESSURE EQUALIZATION SYSTEM
Publication number
20190186640
Publication date
Jun 20, 2019
Hydra-Stop LLC
Christopher C. Vazzana
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Pipe Core Sampling and Tapping Apparatus
Publication number
20190178758
Publication date
Jun 13, 2019
Hydra-Stop LLC
Andrew J. Nelson
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
GATE VALVES FOR INSTALLATION IN PRESSURIZED PIPES
Publication number
20150247578
Publication date
Sep 3, 2015
ADS LLC
Christopher C. Vazzana
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
Linestops, Nozzles and Completion Plugs for Installation in Pressur...
Publication number
20150247602
Publication date
Sep 3, 2015
ADS LLC
Christopher C. Vazzana
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...