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Patents Grants
last 30 patents
Information
Patent Grant
Extendable, load-bearing structure and a method for erecting an ext...
Patent number
10,781,966
Issue date
Sep 22, 2020
Leif Invest AS
Leif Orstad
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Apparatus and method for cutting and pulling of a casing
Patent number
9,194,200
Issue date
Nov 24, 2015
Leif Invest AS
Leif Orstad
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
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Patent Application
Extendable, Load-Bearing Structure and a Method for Erecting an Ext...
Publication number
20190113172
Publication date
Apr 18, 2019
LEIF INVEST AS
Leif Orstad
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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Patent Application
Apparatus and Method for Cutting and Pulling of a Casing
Publication number
20140231087
Publication date
Aug 21, 2014
LEIF INVEST AS
Leif Orstad
E21 - EARTH DRILLING MINING
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