Resources Contact Us Home
Browse by Category: Main > Packaging & Containers
Class Information
Number: 215/25
Name: Bottles and jars > Nonrefillable > Guard or valve type > Valves > Multiple type
Description: Subject matter in which the novelty lies not in the specific construction of the valve but in the combination of a plurality of valves.

Patents under this class:

Patent Number Title Of Patent Date Issued
5484084 Non-fillable stopper Jan. 16, 1996
4523687 Non-refillable pourer Jun. 18, 1985
4171236 Method of making frangible seal Oct. 16, 1979

  Recently Added Patents
Manufacturing aircraft parts
Instance management of code in a database
Prodrugs of [4 [4-(5-Aminomethyl-2-fluoro-phenyl)-piperidin-1-yl]-(1H-pyrrolo-pyridin-yl- )-methanones and synthesis thereof
Method and apparatus for connecting to external device
Regulating a supply voltage provided to a load circuit
Toy track intersection component
Pulsed plasma with low wafer temperature for ultra thin layer etches
  Randomly Featured Patents
Multijunction rare earth solar cell
Method of preparing polymethylene-polyphenyl-polyamine
Propenylphenoxy-terminated oligomeric tougheners and their use in bismaleimide resin compositions
Variable domain library and uses
Improvements to the devices for reinforcing concrete in compression and to concrete works thus reinforced
Fire resistant bearing compartment cover
Reinforcement tube assembly
Method for gettering noble metals from mineral acid solution
Weed trimmer conversion tool
Combing machine with workstations having a monitoring unit at each workstation