Search results
Results From The WOW.Com Content Network
Estoppel forms part of the rules of equity, which were originally administered in the Chancery courts. Estoppel in English law is a doctrine that may be used in certain situations to prevent a person from relying upon certain rights, or upon a set of facts (e.g. words said or actions performed) which is different from an earlier set of facts.
Estoppel is a judicial device whereby a court may prevent or "estop" a person from making assertions or from going back on their word; the person so prevented is said to be "estopped". [1] [2] [3] Estoppel may prevent someone from bringing a particular claim. In common law legal systems, the legal doctrine of estoppel is based in both common ...
Prosecution history estoppel, also known as file-wrapper estoppel, is a term used to indicate that a person who has filed a patent application, and then makes narrowing amendments to the application to accommodate the patent law, may be precluded from invoking the doctrine of equivalents to broaden the scope of their claims to cover subject matter ceded by the amendments.
Willmott v Barber, (1880) 15 Ch D 96, is an 1880 English case decided by Justice Edward Fry.The case is often cited for its holding regarding the doctrine of estoppel by acquiescence or proprietary estoppel.
It reaffirmed and extended the doctrine of promissory estoppel in the contract law of England and Wales. However, the most significant part of the judgment is obiter dictum as it relates to hypothetical facts; that is, the landlord did not seek repayment of the full wartime rent. Denning J held estoppel to be applicable if
Minerva Surgical, Inc. v. Hologic, Inc., 594 U.S. ___ (2021), was a United States Supreme Court case dealing with the principle of assignor estoppel and its application. The Supreme Court reaffirmed the principle of assignor estoppel, however with the exception that the doctrine is only applied when assignors assertions are actually consistent with previous representations as to the patent.
However, Justices Deane and Dawson came to this conclusion under the doctrine of estoppel, which provides that a defendant can not contradict a previous representation or promise made that has established an assumed state of legal affairs. [1] This case is most frequently referred to in relation to its influence on the doctrine of estoppel. [3]
Estoppel is a common law doctrine which, when it applies, prevents a litigant from denying the truth of what was said or done. [1] The doctrine of estoppel by deed (also known as after-acquired title) is a particular estoppel doctrine in the context of real property transfers. Under the doctrine, the grantor of a deed (generally the seller of a ...