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Frederic T. Peterson
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Chelmsford, MA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Animal control system having correction monitor
Patent number
8,006,649
Issue date
Aug 30, 2011
Dogwatch Inc.
Norval Stapelfeld
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Adaptive pet containment system and method
Patent number
6,825,768
Issue date
Nov 30, 2004
Dogwatch, Inc.
Norval Stapelfeld
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Receiver/stimulus unit for an animal control system
Patent number
6,712,025
Issue date
Mar 30, 2004
Dogwatch, Inc.
Frederic T. Peterson
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Animal control system
Patent number
6,575,120
Issue date
Jun 10, 2003
Dogwatch Inc.
Norval Stapelfeld
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Animal control system
Patent number
6,467,435
Issue date
Oct 22, 2002
Dogwatch Inc.
Norval Stapelfeld
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Animal control system
Patent number
6,360,698
Issue date
Mar 26, 2002
Dogwatch Inc.
Norval Stapelfeld
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Patents Applications
last 30 patents
Information
Patent Application
ANIMAL CONTROL SYSTEM AND METHOD PROVIDING INFORMATION ACCESS AND C...
Publication number
20190174721
Publication date
Jun 13, 2019
DogWatch, Inc.
Norval Stapelfeld
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
Animal control system having correction monitor
Publication number
20090071413
Publication date
Mar 19, 2009
DogWatch Inc.
Norval Stapelfeld
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
Adaptive pet containment system and method
Publication number
20030034893
Publication date
Feb 20, 2003
DogWatch Inc.
Norval Stapelfeld
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Application
Receiver/stimulus unit for an animal control system
Publication number
20020050250
Publication date
May 2, 2002
Frederic T. Peterson
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
Animal control system
Publication number
20010035134
Publication date
Nov 1, 2001
Norval Stapelfeld
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING