Patent Status (Dead or Alive)
Patent and family status (dead or alive) quickly shows you if a patent or DWPI family is currently enforce-
able. Patent status uses a machine-learning algorithm to examine crucial patent data to determine the
vitality status of a single patent or a patent family. The factors considered to predict patent status include:
Patents with a terminal event as the
latest legal status are considered
Dead.
Failure to pay
maintenance
fees
Revocation
Terminal Legal
Status Events
Patents with no terminal events within
their predicted term are
Alive.
Patents with terminal events or that
reach their expiration dates are
Dead.
Patents without expiration and legal
status data are
Indeterminate.
Patent Status
Patents that pass their expiration
dates are considered
Dead.
Patent Term
Adjustments
Natural
Patent Term
Expiration
Date
Derwent Innovation Predictive Data
Alive
Dead
Indeterminate
A family remains Alive as long
as it contains at least one
record with an Alive status.
Family
Status
A patent application’s
status matches its granted
patent’s status.
Inherited
Status
