IP Library Granted Patent US 11,766,067
Granted Patent B2
US 11,766,067 · App. 16/614,267 · Granted Sep 26, 2023

Ground tobacco composition

Inventors: Helena Digard (London, GB); Marina Sintyureva (London, GB); Francis Cheung (London, GB); Geoff Foss-Smith (London, GB)
Assignee: Nicoventures Trading Limited
A24B15/24A24B15/285A24B13/00
View Patent ↗
Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 11,766,067
App. No.
16/614,267
Granted
Sep 26, 2023
Kind
B2
Abstract

Embodiments described herein include a ground tobacco composition, wherein at least 90% by weight of the tobacco in the composition has a particle size in the range of about 200 μm to about 5 mm.

Claims (8)

1. A method of preparing a tobacco extract from a ground tobacco composition, wherein at least 90% by weight of the tobacco in the composition has a particle size in the range of about 200 μm to about 5 mm, and wherein the ground tobacco composition is contacted with an extraction solvent comprising an aerosol generating agent selected from the group consisting of glycerol, propylene glycol, triacetin and isopropyl myristate.

2. The method of claim 1 , wherein at least 90% by weight of the tobacco in the composition has a particle size in the range of about 355 μm to about 3.5 mm.

3. The method of claim 1 , wherein at least 95% by weight of the tobacco has a particle size in the range of about 200 μm to about 5 mm.

4. The method of claim 1 , the method comprising the steps of:

(a) grinding tobacco;

(b) removing tobacco particles that are larger than the particle size range using a first sieve; and

(c) removing tobacco particles that are smaller than the particle size range using a second sieve.

5. The method of claim 1 , wherein at least 97% by weight of the tobacco has a particle size in the range of about 200 μm to about 5 mm.

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 Mar 3, 2020
From: DIGARD, HELENA; SINTYUREVA, MARINA; CHEUNG, FRANCIS; FOSS-SMITH, GEOFF
To: BRITISH AMERICAN TOBACCO (INVESTMENTS) LIMITED
Reel/Frame 051998/0556 →
Priority Claims (1)
GB 1707758 · May 15, 2017 · national
Continuity (1)
Related Publication 20200146334A1 · May 14, 2020