IP Library Granted Patent US 10,308,657
Granted Patent B2
US 10,308,657 · App. 15/967,006 · Granted Jun 4, 2019

Composition comprising cucurbituril and/or one or more derivatives thereof

Inventors: Roger Coulston (Cambridge, GB); David Diec (Haverhill, GB); Guilherme Nogueira (Cambridge, GB); Johannes Gerardus De Rooij (Ermelo, NL)
Assignee: AQDOT LIMITED
C07D487/22
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Quick Facts
Patent No.
US 10,308,657
App. No.
15/967,006
Granted
Jun 4, 2019
Kind
B2
Abstract

This invention relates to cucurbituril and/or one or more derivatives thereof with low formaldehyde content, to a process of manufacturing said cucurbituril and/or one or more derivatives thereof and to the use of said cucurbituril and/or one or more derivatives thereof, in particular in consumer and industrial products, and in industrial processes.

Claims (3)

1. Cucurbituril and/or one or more derivatives thereof comprising less than 300 ppm formaldehyde.

2. Cucurbituril and/or one or more derivatives thereof according to claim 1 comprising less than 200 ppm formaldehyde.

3. A composition comprising cucurbituril and/or one or more derivatives thereof, the composition comprising no more than 300 ppm formaldehyde originating from the cucurbituril and/or one or more derivatives thereof.

Assignments (2)
CORRECTIVE ASSIGNMENT TO CORRECT THE INVENTOR'S NAME PREVIOUSLY RECORDED AT REEL: 045673 FRAME: 0607. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT. Recorded May 9, 2018
From: COULSTON, ROGER; DIEC, DAVID; NOGUEIRA, GUILHERME; DE ROOIJ, JOHANNES GERARDUS
To: AQDOT LIMITED
Reel/Frame 047331/0835 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 30, 2018
From: COULSTON, ROGER; DIEC, DAVID; NOGUEIRA, GUILHERME; GERARDUS DE ROOIJ, JOHANNES
To: AQDOT LIMITED
Reel/Frame 045673/0607 →
Priority Claims (2)
GB 1621948.7 · Dec 22, 2016 · national
GB 1710811.9 · Jul 5, 2017 · national
Continuity (2)
Continuation PCTGB2017053776 · Dec 18, 2017
Related Publication 20180244681A1 · Aug 30, 2018
Cited By (1)
US 12,350,365