Assertion: gypsum's patent | /r/HasProperty | granted
Facets:
Source sentences:
text: a patent shall have been granted or issued for or upon any of the said Roos or Bayer inventions and/or applications any of said plasterboard or gypsum wallboard manufactured by Licensee, the body or core of which is made according to the process set forth and claimed in any patent granted for or upon any of said Roos or Bayer inventions and/or applications, and in case Licensor shall exercise the right so reserved, it shall first serve written notice of its intention so to do upon Licensee, accompanied with a statement of the minimum price or prices at which Licensee shall sell said gypsum plasterboard or gypsum wallboard, and thereafter shall give to Licensee written or telegraphic notice of any change in such price or prices, and Licensee expressly covenants and agrees that it will not, so long as this agreement shall continue in force and effect and after receipt of such notice given in accordance with the terms and conditions hereof, directly or indirectly, sell or offer for sale any gypsum plasterboard or gypsum wallboard manufactured by it by use of any of the machines or appliances covered by any of said patents and which during the existence thereof shall embody the inventions and improvements set forth and claimed in any of said patents which are presently issued, or any gypsum plasterboard or gypsum wallboard manufactured by second parties and which during the existence thereof shall embody the inventions and improvements set forth and claimed in either patent number 1,500,452 or patent number 1,230,297, or any gypsum plasterboard or gypsum wallboard manufactured by Licensee after a patent shall have issued upon any of the said Roos or Bayer inventions and/or applications and during the existence thereof, the body or core of which is made according to the process set forth and claimed in any patent granted for or upon any of said inventions and/or applications, at a price or prices less than that