Gregory M Robbins

US Patent:

20210031439, Feb 4, 2021

Filed:

Sep 1, 2020

Appl. No.:

17/009569

Inventors:

- Chapel Hill NC, US
Gregory R. Robbins - Redwood City CA, US
Ashley R. Johnson - Coppell TX, US

International Classification:

B29C 64/124
A61B 5/15
B29C 64/129
B29C 64/135
A61M 37/00

Abstract:

The invention generally relates to microneedle devices, methods of making same, pharmaceutical compositions comprising same, and methods of treating a disease comprising administering same. Specifically, the disclosed microneedle devices comprise a plurality of biocompatible microneedles having one or more of: (i) a curved, discontinuous, undercut, and/or perforated sidewall; (ii) a sidewall comprising a breakable support; and (iii) a cross-section that is non-circular and non-polygonal. The microneedles may also be tiered. Alternatively, the microneedles may be tiered. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention.

US Patent:

20180064920, Mar 8, 2018

Filed:

Mar 12, 2016

Appl. No.:

15/557003

Inventors:

- Chape; Hill NC, US
Gregory R. Robbins - Redwood City CA, US
Ashley R. Johnson - Coppell TX, US

International Classification:

A61M 37/00
A61B 5/15

Abstract:

The invention generally relates to microneedle devices, methods of making same, pharmaceutical compositions comprising same, and methods of treating a disease comprising administering same. Specifically, the disclosed microneedle devices comprise a plurality of biocompatible microneedles having one or more of: (i) a curved, discontinuous, undercut, and/or perforated sidewall; (ii) a sidewall comprising a breakable support; and (iii) a cross-section that is non-circular and non-polygonal. The microneedles may also be tiered. Alternatively, the microneedles may be tiered. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention.