Patent for concrete screw
Patent number 3,902,399 was created in 1975 for an invention of a screw that could be used in concrete.Free patent PDFs are available through My Patent Assets.
View the PDF of any patent with a free subscription to My Patent Assets; or try the paid version and experience the ease of annotated searchable PDFs.MyPatentAssets Features The Ultimate Patent Data Dashboard for Patent #PP21981
MyPatentAssets allows its users to easily access the patent data they need in an organized, convenient, and easy to use way that delivers fast and quality results by searching by the patent number PP21981, which is a patented wisteria plant named `Angie`.Patent Rank Products & Services that Patent Lawyers will find valuable and extremely useful
Patent Rank offers four products/services that are useful for patent lawyers and others that work with and are interested in patent data: MyPatentAssets, MyPatentReports, MyPatentAnalytics, and MyPatentIdeas. MyPatentAssets provides free patent information, as well as additional information for a yearly fee, that is organized in an ultimate patent dashboard.James Bond watch anyone?
Use this watch to keep you afloat when in a pool containing a gas that will push an airbag towards the surface of the water.