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Hatboro, PA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Microwave lyophilizer having corona discharge control
Patent number
6,225,611
Issue date
May 1, 2001
Hull Corporation
Timothy E. Pearcy
F26 - DRYING
Information
Patent Grant
Loading and unloading system
Patent number
5,421,686
Issue date
Jun 6, 1995
Hull Corporation
William J. Covert
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Rotary disk valve
Patent number
5,330,157
Issue date
Jul 19, 1994
Hull Corporation
Charles D. Dern
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Cyclonic vapor flow condenser
Patent number
5,236,041
Issue date
Aug 17, 1993
Hull Corporation
John M. Fay
F26 - DRYING
Information
Patent Grant
Latching mechanism for chamber access door
Patent number
5,037,147
Issue date
Aug 6, 1991
Hull Corporation
John M. Fay
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Method and means for assuring freeze dryer chamber sterility
Patent number
4,961,273
Issue date
Oct 9, 1990
Hull Corporation
John M. Fay
F26 - DRYING
Information
Patent Grant
Container stoppering apparatus with adjustable shelves
Patent number
4,736,691
Issue date
Apr 12, 1988
Hull Corporation
John M. Fay
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Processing cabinet with sub-door access
Patent number
4,624,512
Issue date
Nov 25, 1986
Hull Corporation
John M. Fay
F26 - DRYING
Information
Patent Grant
System for detecting solid obstacles between confronting surfaces o...
Patent number
4,473,345
Issue date
Sep 25, 1984
Hull Corporation
William McDowall
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Apparatus for clamping an assembly of parts for laser welding
Patent number
4,461,946
Issue date
Jul 24, 1984
Hull Corporation
Eric L. Kratschmer
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Platen type molding press
Patent number
4,273,524
Issue date
Jun 16, 1981
Hull Corporation
John A. Smith
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Microminiature electrical delay line utilizing thin film inductor a...
Patent number
4,152,679
Issue date
May 1, 1979
Hull Corporation
Stephen T. C. Chen
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Shielded inductance coil with trimmer
Patent number
3,979,706
Issue date
Sep 7, 1976
Hull Corporation
Thomas A. Jennings
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
87354613 - HULL
Serial number
87354613
Registration number
5310181
Filing date
Mar 1, 2017
Hull Inc.
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
87354621 - HULL
Serial number
87354621
Registration number
5310182
Filing date
Mar 1, 2017
Hull Inc.
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
74065673 - HULL'S
Serial number
74065673
Registration number
1642965
Filing date
Jun 4, 1990
Hull Company
31 - Grains and agricultural, horticultural and forestry products not included in other classes