Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Stopper assembly










Image Number 3 for United States Patent #3991896.

A reagent tube and stopper assembly comprising in combination a cylindrical receptacle for containing a clot timing test reagent solution and a flexible stopper for closure thereof and dispensing a spherical member into said reagent solution by depressing a probe into an upper cavity in said stopper and against a thin membrane separating a lower sphere containing cavity in said stopper.








 
 
  Recently Added Patents
Automatic population of feature capabilities on a communication device
Nanoparticles in a flash memory using chaperonin proteins
3D solid-state arrangement for solid state memory
Flood protection apparatus and container data center including the same
System and method to obtain signal acquisition assistance data
Liquid crystal display and manufacturing method thereof
Electrophotographic photoreceptor, image-forming apparatus, and electrophotographic cartridge
  Randomly Featured Patents
Free-standing fluid sensors, filters, and catalyst devices, and methods involving same
Angular velocity sensor element
Multi-frequency band antenna and related methods
Apparatus and method for qualitative assessment of pelvic floor muscular strength
Mechanism for extending properties of virtual memory pages by a TLB
Perimeter skimming gutter with fluid level-responsive weir closure for weir skimming flow control
Fluid coupling
Automatic brightness limiter automatic control circuit, contrast limiter control circuit, luminance/color difference signal processor and video display apparatus
Device for coating a web-like sheet formation
Combined bottle and cap