Malcolm B. Whidden Jr.

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South Harpswell, ME, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of dividing oil spill and tender vessel especially suitable...
- Patent number 5,298,175
- Issue date Mar 29, 1994
- Malcolm B. Whidden
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Boom for containing oil spills
- Patent number 5,253,953
- Issue date Oct 19, 1993
- Malcolm B. Whidden
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Value assembly for inflating and deflating chambers of a floatable...
- Patent number 5,201,607
- Issue date Apr 13, 1993
- Malcolm B. Whidden
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Reel assembly especially suitable for holding a section of an oil boom
- Patent number 5,190,238
- Issue date Mar 2, 1993
- Malcolm B. Whidden
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Carrier vessel especially suitable for oil spill containment
- Patent number 5,143,479
- Issue date Sep 1, 1992
- Malcolm B. Whidden
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Boom for containing oil spills and methods of deploying and retriev...
- Patent number 5,087,152
- Issue date Feb 11, 1992
- Malcolm B. Whidden
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING