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HYDRONAUTICS, INCORPORATED
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LAUREL, MD, US
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Patents Grants
last 30 patents
Information
Patent Grant
Erosive-jet diver tool
Patent number
4,716,849
Issue date
Jan 5, 1988
Tracor Hydronautics, Inc.
Andrew F. Conn
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Grant
Enhancing liquid jet erosion
Patent number
4,681,264
Issue date
Jul 21, 1987
Hydronautics, Incorporated
Virgil E. Johnson
B08 - CLEANING
Information
Patent Grant
Fluid jet apparatus and method for cleaning tubular components
Patent number
4,508,577
Issue date
Apr 2, 1985
Tracor Hydronautics, Inc.
Andrew F. Conn
B08 - CLEANING
Information
Patent Grant
Enhancing liquid jet erosion
Patent number
4,474,251
Issue date
Oct 2, 1984
Hydronautics, Incorporated
Virgil E. Johnson
B08 - CLEANING
Information
Patent Grant
Wave energy converter
Patent number
4,412,417
Issue date
Nov 1, 1983
Tracor Hydronautics, Incorporated
Daniel Dementhon
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information
Patent Grant
Cavitating liquid jet assisted drill bit and method for deep-hole d...
Patent number
4,391,339
Issue date
Jul 5, 1983
Hydronautics, Incorporated
Virgil E. Johnson
E21 - EARTH DRILLING MINING
Information
Patent Grant
Enhancing liquid jet erosion
Patent number
4,389,071
Issue date
Jun 21, 1983
Hydronautics, Inc.
Virgil E. Johnson
B08 - CLEANING
Information
Patent Grant
Method for increasing the cross-flow microfiltration fluxes of wast...
Patent number
4,313,830
Issue date
Feb 2, 1982
Hydronautics, Incorporated
Marshall P. Tulin
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Cavitating liquid jet assisted drill bit and method for deep-hole d...
Patent number
4,262,757
Issue date
Apr 21, 1981
Hydronautics, Incorporated
Virgil E. Johnson
E21 - EARTH DRILLING MINING
Information
Patent Grant
Oil-water separation apparatus
Patent number
4,022,694
Issue date
May 10, 1977
Hydronautics, Incorporated
Daniel H. Fruman
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
73317440
Serial number
73317440
Registration number
1229541
Filing date
Jul 2, 1981
Hydronautics, Incorporated
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
73315250 - HYDROPERM
Serial number
73315250
Registration number
1219882
Filing date
Jun 18, 1981
Hydronautics, Incorporated
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
73109596 - CAVIJET
Serial number
73109596
Registration number
1100572
Filing date
Dec 14, 1976
HYDRONAUTICS, INCORPORATED
7 - Machines and machine tools
Information
Trademark
72434198 - HI
Serial number
72434198
Registration number
981386
Filing date
Aug 30, 1972
HYDRONAUTICS, INCORPORATED
35 - Advertising
Information
Trademark
72434199 - HI
Serial number
72434199
Registration number
975646
Filing date
Aug 30, 1972
HYDRONAUTICS, INCORPORATED
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
72365393 - HSMB
Serial number
72365393
Registration number
906373
Filing date
Jul 16, 1970
HYDRONAUTICS, INCORPORATED
42 - Scientific and technological services and research and design relating thereto