Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Chemistry
Class Information
Number: 71/90
Name: Chemistry: fertilizers >
Description:










Sub-classes under this class:

Class Number Class Name Patents
71/1 Processes and products 97
71/900 Foams 16
71/901 Refuse conditioning 63
71/902 Nitrification inhibition 70
71/903 Soil conditioner 322
71/904 Carrier 142
71/DIG.2 Chelating agent 84
71/DIG.3 Defluorination 11
71/DIG.4 Anti-corrosion 16


Patents under this class:

Patent Number Title Of Patent Date Issued











 
 
  Recently Added Patents
Sense-amplifier monotizer
Enhanced claims damage estimation using aggregate display
Method for automatically estimating inertia in a mechanical system
Solid state lighting circuit and controls
Reactor core of liquid metal cooled reactor
Computerized information and display methods
Two dimensional magnetic sensor immune to skew angle misalignment
  Randomly Featured Patents
Semiconductor structure
Adhesive stick
Photo/picture frame
Portable media player
Methods of adjusting the power of an intraocular lens
Apparatus for detecting peaks of wavelength-division-multiplexed light, and apparatus for controlling said light
Resist undercoat-forming material and patterning process
Implementing formulas for custom fields in an on-demand database
Process and system improvement for improving and recuperating waste, heavy and extra heavy hydrocarbons
Interconnect having recessed contact members with penetrating blades for testing semiconductor dice and packages with contact bumps