Patent Assignment
Reel/Frame 042181/0309
Security Interest
Recorded: 2017-04-28
Pages: 11
Assignee
WILMINGTON TRUST, NATIONAL ASSOCIATION, AS SECURED NOTES COLLATERAL AGENT
50 SOUTH SIXTH STREET, SUITE 1290, MINNEAPOLIS, MINNESOTA, 55402
Covered Properties
(33)
Method and Apparatus for Treating Wastewater Using Membrane Filters
Patent:
6,517,723 →
Application:
09/626,879 →
Modular Biofilter Unit and Method of Use
Patent:
6,534,306 →
Application:
09/709,837 →
Portable Composition System with Reconfigurable Air Flow
Patent:
6,383,803 →
Application:
09/896,904 →
Method and Apparatus to Achieve Nitrification at Low Solids Retention Times
Patent:
6,723,244 →
Application:
09/976,678 →
Method of Adjusting the Vertical Profile of a Cable Supported Bridge
Patent:
6,728,987 →
Application:
10/128,209 →
Apparatus and Method for the Removal of Solids and Floatables from a Wastewater Stream
Patent:
7,138,048 →
Application:
10/137,130 →
Multi-stage pyrolysis systems for treating chlorine contaminated wastes
Patent:
2,198 →
Application:
10/208,259 →
Apparatus for Aerating a Particulate Material
Method and Apparatus for the Treatment of Particulate Biodegradable Organic Waste
Method and Apparatus for Treating Wastewater Using Membrane Filters
Aluminum Phosphate Ceramics for Waste Storage
Method of Waste Stabilization with Dewatered Chemically Bonded Phosphate Ceramics
Rectangular Tilt-Up Concrete Tank Construction
Method and System for Analyzing the Security of a Facility
Method for Treating Wastewater in a Membrane Bioreactor to Produce a Low Phosphorus Effluent
Reclaimable Hybrid Bioreactor
Horizontal Bore Cryogenic Drilling Method
Chemically Enhanced Primary Sludge Fermentation Method
Method of Treating Wastewater
Method and Apparatus for Treatment of a Fluid Stream
Apparatus for the Treatment of Particulate Biodegradable Organic Waste
Treatment of in Ground Chromium Ore Processing Residue
Wastewater Treatment System
Methods for Reducing Biosolids Odors
Treatment of Particulate Biodegradable Organic Waste by Thermal Hydrolysis Using Condensate Recycle
Low Phosphorus Water Treatment Methods
Methods for Reducing Biosolids Odors
Patent:
8,119,003 →
Application:
12/327,526 →
Systems and Methods for Supplying Chlorine to and Recovering Chlorine from a Polysilicon Plant
Method and System for Treating Wastewater
Low Phosphorus Water Treatment Systems
Modular Pod
Semi-Dynamic Leach Test Device and Methods of Making and Using
Modular Pod
Patent:
754,664 →
Application:
29/450,304 →
Related Assignments
(4)
Other recorded transfers of the patents in this record — the chain of ownership.
Security Interest
Oct 3, 2016
From: CH2M HILL, INC.; CH2M HILL ENGINEERS, INC.
To: WELLS FARGO BANK, NATIONAL ASSOCIATION
Reel/Frame 039926/0535 →
Release of Security Interest
Dec 18, 2017
From: WILMINGTON TRUST, NA
To: CH2M HILL, INC.; CH2M HILL ENGINEERS, INC.
Reel/Frame 044417/0862 →
Release of Security Interest
Dec 21, 2017
From: WELLS FARGO BANK, NA
To: CH2M HILL ENGINEERS, INC.; CH2M HILL, INC.
Reel/Frame 044460/0727 →
Confirmatory License
Apr 21, 2022
From: UCHICAGO ARGONNE, LLC
To: UNITED STATES DEPARTMENT OF ENERGY
Reel/Frame 059666/0955 →