Hanlon v. Chrysler Corp.

Holding that " common nucleus of facts and potential legal remedies dominate[d]" over "idiosyncratic differences between state consumer protection laws" where a nationwide class of minivan buyers’ claims turned on "questions of [the manufacturer’s] prior knowledge of the [vehicle’s] deficiency, the design defect, and a damages remedy"

Gratz v. Bollinger

Holding that the "administrative challenges" of "providing individualized consideration" do not justify bypassing "narrow tailor[ing]"

Bonito Boats, Inc. v. Thunder Craft Boats, Inc.

Holding that a state law prohibiting people from copying unpatentable boat hull designs was preempted because it sought to provide patent-like protection to boat designs not protectable by patent laws and it "contravenes the ultimate goal of public disclosure and use that is the centerpiece of federal patent policy"

Armstrong v. Davis

Holding that " Garrett makes clear that . . . there is no barrier to the injunction against Nielson in his official capacity as Secretary of the Board [under the ADA]."

Kasky v. Nike

Holding that statements by the defendant about the working conditions of its overseas employees were not protected by the First Amendment and could give rise to a claim for fraudulent business practices under the UCL

Cortez v. Purolator Air Filtration Products Co.

Holding restitution is "the return of the excess of what the plaintiff gave the defendant over the value of what the plaintiff received"

Barnes v. American Tobacco Company

Holding that the decision of a district court to decertify a class should be reviewed for an abuse of discretion

Blackie v. Barrack

Holding that the need to determine individualized damages does not defeat class certification

In re First Alliance Mortg. Co.

Holding that California law requires clear and convincing evidence of fraud, oppression, or malice

Moore v. Regents of University of California

Holding that in obtaining a patient's consent to a procedure, "a physician must disclose personal interests unrelated to the patient's health, whether research or economic, that may affect the physician's professional judgment"

Rule 65 - Injunctions and Restraining Orders

Recognizing court's ability to enter emergency order with less than full adversary hearing and even, in appropriate circumstances, without notice

Section 17203 - Injunctive relief

Requiring that an individual plead that she lost "money or property" because of the alleged deceptive conduct

Section 1770 - [Operative 7/1/2024]

Prohibiting "unfair or deceptive acts or practices"

Section 1780 - Action by consumer; remedies; senior citizens or disabled persons; costs and attorney's fees

Granting standing to consumers who have suffered damage "as a result of" a violation

Section 2224 - Involuntary trustee of thing gained by fraud, accident, mistake or undue influence

Naming person who "gains a thing by fraud, accident, mistake, undue influence, the violation of a trust, or other wrongful act" as an "involuntary trustee of the thing gained"

Section 1782 - Notice and demand to correct, repair, replace or rectify goods or services

Providing that no action for damages on behalf of a class of consumers may be maintained if a person alleged to have violated section 1770 shows that he or she has identified and notified the members of the class that he or she will remedy the violations upon request and he or she has ceased or will cease to engage in the violations

Section 2223 - Involuntary trustee of thing wrongfully detained

Section 17550.15 - Trust account

Section 17550.1 - "Seller of travel" defined

Section 17550.2 - "Advertise" defined