Patent family
US 2200490
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 (7)
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
- Nov 8, 1935
- Projected expiration
- Nov 8, 1955expired
- Application number
- US149428A
Family members (1)
- US2084945A ↗filed Dec 5, 1935Expired - Lifetime
Other priority claims (5)
- GB465795A ↗filed Nov 8, 1935
- NL45876C ↗filed Nov 14, 1935
- FR797982A ↗filed Nov 19, 1935
- US2084945A ↗filed Dec 5, 1935
- US2200490AOn dossierfiled Jun 21, 1937
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.