Patent family
US 4537861
Continuation, divisional, and parent applications sharing a priority claim with this patent. Most asserted patents are continuations — the sibling list is the assertion surface a defendant has to plan against. Sourced from Google Patents, cached for 30 days.
Patent family (5)
Continuations, divisionals, and parent applications sharing a priority claim with this patent. Most asserted patents are continuations — siblings expand the assertion surface a defendant has to plan against.
- Earliest priority
- Feb 3, 1983
- Projected expiration
- Feb 3, 2003expired
- Application number
- US06/463,658
Other priority claims (4)
- US4537861AOn dossierfiled Feb 3, 1983
- EP0117988A1 ↗filed Jan 20, 1984
- CA1214991A ↗filed Jan 24, 1984
- JPS59147266A ↗filed Feb 3, 1984
Sourced from Google Patents · Cached for 30 days · Projected expiration is 20 years past earliest priority and does not reflect terminal disclaimers, patent term adjustment, or extension.