IP Library › Granted Patent US 11,124,478
Granted Patent B2
US 11,124,478 · App. 16/795,745 · Granted Sep 21, 2021

Process for making beta 3 agonists and intermediates

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 11,124,478
App. No.
16/795,745
Granted
Sep 21, 2021
Kind
B2
Abstract

The present invention is directed to a process for preparing a compound of formula I-11 through multiple-step reactions:

Claims (6)

1. A compound having the structure:

or a salt thereof.

2. The compound of claim 1 , wherein the compound is isolated.

3. The compound of claim 1 , wherein the compound is a HCl salt.

4. The compound of claim 3 , wherein the compound is a bis-HCl salt.

5. The compound of claim 4 , wherein the bis-HCl salt is in the form of a mono-hydrate.

Assignments (2)
MERGER Recorded Aug 8, 2022
From: MERCK SHARP & DOHME CORP.
To: MERCK SHARP & DOHME LLC
Reel/Frame 061102/0145 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 19, 2020
From: CHUNG, JOHN Y.L.; CAMPOS, KEVIN; DUNN, ROBERT F.; HOERRNER, R. SCOTT; LIU, ZHUQING; LYNCH, JOSEPH; MALONEY, KEVIN M.; XU, FENG; YASUDA, NOBUYOSHI; ZHONG, YONG-LI; YOSHIKAWA, NAOKI; LIEBERMAN, DAVE; CLEATOR, EDWARD; GIBSON, ANDREW; KEEN, STEPHEN
To: MERCK SHARP & DOHME CORP.
Reel/Frame 054109/0117 →