Cell and biofactor printable biopapers
US10167464B2 · kind B2 · utility
1Cited by
2References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 11, 2014 |
| Grant date | Jan 1, 2019 |
| Priority date | — |
| Expiry date | Nov 17, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24273
- WIPO fieldBiotechnology
- WIPO sectorChemistry
Abstract
Disclosed herein is a structure having: a porous polymeric film permeated by a first extracellular matrix material; and a topcoat layer comprising a second extracellular matrix gel disposed on the film. Also disclosed herein is a method of: providing a porous polymeric film; permeating the film with a first extracellular matrix material; and applying a topcoat layer of a second extracellular matrix material to the film. Also disclosed herein is a method of: laser-machining holes through a film comprising collagen to form a web-like structure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.