IP Library › Granted Patent US 500,856
Granted Patent S1
US 500,856 · App. 29/181,402 · Granted Jan 11, 2005

Chromatography column assembly

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 500,856
App. No.
29/181,402
Granted
Jan 11, 2005
Kind
S1
Claims (1)

The ornamental design for a chromatography column assembly, as shown and described.

Assignments (2)
CHANGE OF NAME Recorded Feb 21, 2006
From: PHARMACIA FINE CHEMICALS AB; PHARMACIA LKB BIOTECHNOLOGY AB; PHARMACIA BIOTECH AB; APBIOTECH AB; AMERSHAM PHARMACIA BIOTECH AB; AMERSHAM BIOSCIENCES AB
To: GE HEALTHCARE BIO-SCIENCES AB
Reel/Frame 017186/0644 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 3, 2003
From: HELLSTROM, KARL-GUNNAR
To: AMERSHAM BIOSCIENCES AB
Reel/Frame 014240/0656 →