Mark Stefik, a researcher at Xerox PARC, is accepted as the artist of the concepts that became the XrML language. Stefik was affianced in analysis on the affair of trusted systems for defended agenda commerce, of which one allotment was a accent to accurate the rights that the arrangement would acquiesce users to accomplish on agenda resources.
The aboriginal adaptation of the rights announcement accent that became XrML was developed at Xerox PARC, and alleged the Agenda Property Rights Accent (DPRL). DPRL appears in a apparent filed by Xerox in November 1994 (and was accepted in February 1998) entitled: "System for Controlling the Distribution and Use of Agenda Plan Having Attached Usage Rights Area the Usage Rights are Defined by a Usage Rights Grammar" (US Apparent 5,715,403, issued to Xerox Corporation).
Between 1994 and 1998, Xerox formed its Rights Management Group to abide the plan represented in the patent. In November 1998, Xerox issued the aboriginal XML adaptation of the Agenda Property Rights Accent (DPRL), labelled Adaptation 2.0. Prior to that time, DPRL had been accounting in the LISP programming language.
The DPRL 2.0 affidavit makes it bright that DPRL was advised for machine-to-machine interaction, with rights bidding as apparatus actionable functions. It aswell states acutely that in interpreting a DPRL-based announcement of rights, alone those rights that are absolutely accepted can be acted upon. Any areas area a rights announcement is bashful have to be interpreted as rights not granted, and accordingly have to be denied by the software administration the rights.
The aboriginal adaptation of the rights announcement accent that became XrML was developed at Xerox PARC, and alleged the Agenda Property Rights Accent (DPRL). DPRL appears in a apparent filed by Xerox in November 1994 (and was accepted in February 1998) entitled: "System for Controlling the Distribution and Use of Agenda Plan Having Attached Usage Rights Area the Usage Rights are Defined by a Usage Rights Grammar" (US Apparent 5,715,403, issued to Xerox Corporation).
Between 1994 and 1998, Xerox formed its Rights Management Group to abide the plan represented in the patent. In November 1998, Xerox issued the aboriginal XML adaptation of the Agenda Property Rights Accent (DPRL), labelled Adaptation 2.0. Prior to that time, DPRL had been accounting in the LISP programming language.
The DPRL 2.0 affidavit makes it bright that DPRL was advised for machine-to-machine interaction, with rights bidding as apparatus actionable functions. It aswell states acutely that in interpreting a DPRL-based announcement of rights, alone those rights that are absolutely accepted can be acted upon. Any areas area a rights announcement is bashful have to be interpreted as rights not granted, and accordingly have to be denied by the software administration the rights.
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