I have been reading that it is possible to file Design Patent(s) and Copyright applications on top of non-provisional utility filings. To my understanding (I am an engineer so please bear with me :) ...
A lot of rackmount server case are equipped with hot-swappable tray. Rackmount case brand might have different design of hot-swappable tray but the mechanical engineering can be actually or almost ...
i am trying to calibrate a gas monitor using a portagas bottle with 25ppm of H2S gas but cannot figure out how to open this valve. the only marking is "pat. no. 5665894" and "model:2004", need help. ...
Is the patent issued on the SHAPE of this container, or the grooves indicated on the drawings? The patent refers to the "ornamental" nature of the patent. I am unsure what exactly is protected under ...