IP Library Granted Patent US 11,805,818
Granted Patent B2
US 11,805,818 · App. 15/772,399 · Granted Nov 7, 2023

Article for use with apparatus for heating smokable material

Inventors: Thomas P. Blandino (Cottage Grove, WI); Andrew P. Wilke (Madison, WI); James J. Frater (Madison, WI)
Assignee: NICOVENTURES TRADING LIMITED
A24F40/465A24B15/165A24D1/20H05B3/0014H05B3/34A24F40/20
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Quick Facts
Patent No.
US 11,805,818
App. No.
15/772,399
Granted
Nov 7, 2023
Kind
B2
Abstract

Disclosed is an article for use with apparatus for heating smokable material to volatilize at least one component of the smokable material. The article includes smokable material, and a film defining a closed circuit ( 10 a - 10 f ) of heating material. The heating material is heatable by penetration with a varying magnetic field to heat the smokable material. Also disclosed is apparatus for heating smokable material to volatilize at least one component of the smokable material. The apparatus includes a magnetic field generator for generating a varying magnetic field for use in heating the smokable material. The magnetic field generator includes a film defining a coil of electrically conductive material, and a device for passing a varying electrical current through the coil.

Claims (12)

1. A method of manufacturing a heater for use in heating smokable material to volatilize at least one component of the smokable material, the method comprising:

providing a planar substrate; and

forming a closed circuit of heating material on the planar substrate, wherein the closed circuit of heating material is any shape that defines a path that starts and ends at the same point, wherein the heating material is heatable by penetration with a varying magnetic field, and wherein the forming comprises adhering the closed circuit of heating material on the planar substrate using an adhesive.

2. The method of claim 1 , wherein the path that starts and ends at the same point does not cross over itself.

3. An article for use with apparatus for heating smokable material to volatilize at least one component of the smokable material, the article comprising:

smokable material; and

a film defining a closed circuit of heating material, wherein the closed circuit of heating material is any shape that defines a path that starts and ends at the same point, wherein the heating material is heatable by penetration with a varying magnetic field to heat the smokable material, and wherein the film is adhered on a planar substrate using an adhesive.

4. The article of claim 3 , comprising one or more films comprising a plurality of closed circuits of heating material arranged concentrically in relation to each other.

5. The article of claim 3 , wherein the heating material is in contact with the smokable material.

6. The article of claim 3 , further comprising a substrate, wherein the closed circuit of heating material is on the substrate.

7. The article of claim 6 , wherein the substrate comprises the smokable material.

8. The article of claim 3 , wherein the heating material comprises one or more materials selected from the group consisting of: an electrically-conductive material, a magnetic material, and a magnetic electrically-conductive material.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 24, 2021
From: BRITISH AMERICAN TOBACCO (INVESTMENTS) LIMITED
To: NICOVENTURES TRADING LIMITED
Reel/Frame 055405/0253 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 19, 2018
From: BLANDINO, THOMAS P.; WILKE, ANDREW P.; FRATER, JAMES J.
To: BRITISH AMERICAN TOBACCO (INVESTMENTS) LIMITED
Reel/Frame 046400/0212 →
Continuity (2)
Continuation 14927556 · Oct 30, 2015
Related Publication 20180317555A1 · Nov 8, 2018