LandOfFree - US Patents - Listing for Wells,Valves, closures or changeable restrictors

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Pace Clare A.

Inventor

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Papp John C.

Inventor

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Paschal, Jr. James H.

Inventor

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Patel Bhanubhai H.

Inventor

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Peetz Wolfgang

Inventor

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Petro-Design, Inc.

Corporate Assignee

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Petroline Wireline Services Ltd.

Corporate Assignee

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PetroQuip Energy Services, LLP

Corporate Assignee

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Petrowell Limited

Corporate Assignee

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Phoenix Petroleum Services Limited

Corporate Assignee

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Pogue James B.

Inventor

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Polasek, Quisenberry & Errington

Law Firm

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Polasek, Quisenberry & Errington, L.L.P.

Law Firm

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Ponder Mack M.

Inventor

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Poque James B.

Inventor

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Posevina Lisa L.

Inventor

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Pringle Ronald E.

Inventor

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Puntar Joseph

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Pyne R. David G.

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