US 6,320,018 B1Granted

Supramolecular polymer

AssigneeDsm N.V.

InventorsRintje P. Sijbesma, Felix H. Beijer, Lucas Brunsveld, Egbert W. Meijer

Life of this patent

Estimating the term…

Abstract

A polymer comprising monomeric units linked via 4 H-bridges and bound within said polymer via a different bond. The bond via the H-bridges is much stronger than with known supramolecular polymers.

Claims14

Dependent claims

A polymer comprising monomeric units linked via 4 H-bridges and bound within said polymer via a different bond.

Dependencies are inferred from the claim text.

Facts

Application: 09/285,781Filed 5 Apr 1999 · continuation
Priority: NL 10041924 Oct 1996
Granted: 20 Nov 2001
Term ends: Not estimatedThe source records don’t support an estimate.

Classification5 codes

C07D 239/47
Two or more oxygen, sulphur or nitrogen atoms: one nitrogen atom and one oxygen or sulfur atom, e.g. cytosine
C08G 77/54
In which at least two but not all the silicon atoms are connected by linkages other than oxygen atoms: nitrogen-containing linkages
C08G 83/008
Macromolecular compounds not provided for in groups C08G2/00 - C08G81/00: supramolecular polymers
C07D
Heterocyclic compounds

Family

PCT/NL97/00535Parent of this continuation · filed 25 Sep 1997
US 6,320,018 B1This patent

From the US filing history. Foreign family members aren’t listed.

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