Phillip John Campbell

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Raleigh, NC, US

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Patents Grantslast 30 patents

Information Patent Grant
Closure with spring loaded tether docking
- Patent number 9,776,779
- Issue date Oct 3, 2017
- Phillip John Campbell
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Closure with spring loaded tether docking
- Patent number 8,720,716
- Issue date May 13, 2014
- Phillip John Campbell
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Press-to-open dispensing closure
- Patent number 5,273,177
- Issue date Dec 28, 1993
- Phillip J. Campbell
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Liquid dispensing bottle cap with integral value and actuator
- Patent number 5,044,529
- Issue date Sep 3, 1991
- Phillip J. Campbell
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL

Patents Applicationslast 30 patents

Information Patent Application
Closure with spring loaded tether docking
- Publication number 20150251827
- Publication date Sep 10, 2015
- Phillip John Campbell
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
Closure with spring loaded tether docking
- Publication number 20100326948
- Publication date Dec 30, 2010
- Phillip John Campbell
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL