17sep is September 17, and the time abbreviation is: just remove the colon in the middle, 2 130 is 2 1: 30, 1 145 is1/kloc. To avoid misunderstanding, the time is 24 hours, not 12 hours.
Basic patent:
And the patents that must be used when implementing the standards, that is to say, some or all of the draft standards will inevitably involve patents or patent applications because there is no other technical or commercial alternative when the standardization organization formulates some standards. When such a draft standard becomes a formal standard, the implementation of the standard will inevitably involve the patented technology contained in it.