The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 19, 2026
Filed:
Mar. 15, 2022
Imperial Tobacco Limited, Bristol, GB;
Imperial Tobacco Limited, Bristol, GB;
Abstract
A smoking substitute apparatus for generating an aerosol, comprising: an air inlet and an outlet; a passage extending between the air inlet and the outlet, air flowing in use along the passage for inhalation by a user drawing on the apparatus; and an aerosol generation chamber containing an aerosol generator being operable to generate an aerosol from an aerosol precursor; wherein the aerosol generation chamber comprises at least one chamber outlet in fluid communication with the passage at a junction, the at least one chamber outlet permitting, in use, aerosol generated by the aerosol generator to be entrained into an air flow along the passage; and wherein the passage has a constriction configured to induce, in use, a localized reduced pressure in the air flow at the junction for drawing out the aerosol from the aerosol generation chamber.