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Questions tagged [estoppel]

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1 answer
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Does acknowledging derivative works reduce the ability for a license-holder to seek legal remedy?

Suppose Alice owns an IP for Aliceland. Without Alice's permission, Bob creates an Aliceland fanfiction, Bobland. I'll take it for granted that this is a derivative work, in violation of Alice's ...
0 votes
1 answer
79 views

Do statements made under oath filed with a court give rise to a condition of estoppel?

Bob brings a claim in court and makes a statement in one of his filings which was, for whatever reason, inaccurate/wrong. He then makes statements in a subsequent filing that contradict these. Does ...
8 votes
1 answer
1k views

Difference between "dismissed with prejudice" vs. "res judicata"?

What are the differences and similarities between the two? How are they used in the USA? Thanks.
4 votes
2 answers
131 views

Would a copyright disclaimer estop any future claim of protection?

Suppose a person creates an original work that would qualify for copyright protection. But then that creator publishes the work and claims that it was actually created by some long-dead artist, which ...