Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Class Information
Number: 281/4.1
Name: Books, strips, and leaves > Book and leaf > Blotter leaf
Description: Subject matter wherein the additional leaf is made of an absorbent material and is intended to be used for drying a surface that has just been written on in ink by soaking up and excess ink.










Patents under this class:

Patent Number Title Of Patent Date Issued
4270774 Method of making bingo or tombola tickets and article produced thereby Jun. 2, 1981











 
 
  Recently Added Patents
MOS device for eliminating floating body effects and self-heating effects
Method and system for electronic assistance in dispensing pharmaceuticals
Vacuum cleaner filter adapter ring
Providing a feedback loop in a low latency serial interconnect architecture
Hydroxylated amide skin moisturizer
Method and apparatus for linking a web browser link to a promotional offer
Train car for proppant containers
  Randomly Featured Patents
Capacitively coupled high side gate driver
Method of equalization in an OFDM system
Multilayer ZnO polycrystallin diode
Knitting method of weft knitted fabric and multibed flat knitting machine
Method and apparatus for measuring degradation of insulation of electrical power system devices
Method for bonding collector plates to end faces of electrode plates
Voltage generator circuit for use in a semiconductor device
IP telephone apparatus, ENUM server, terminal apparatus and IP telephone system
Air conditioner system for automotive vehicle
Seismic activity predictor in proximity with the earth including a dielectric for receiving precursor seismic electromagnetic waveforms