Resources Contact Us Home
Class Information
Number: D19/42
Name: Office supplies; artists` and teachers` materials > Equipment for writing, drawing, or for fine arts > Marking instrument > Simulative

Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
D260020 Writing instrument Jul. 28, 1981
D258454 Writing instrument Mar. 3, 1981
D257156 Pencil novelty Sep. 30, 1980
D256925 Writing instrument Sep. 16, 1980
D256372 Writing instrument Aug. 12, 1980
D254082 Toy writing instrument Jan. 29, 1980
D254083 Combined toy writing instrument and stand therefor Jan. 29, 1980
D252757 Pen Aug. 28, 1979
D252577 Pen Aug. 7, 1979
D248028 Writing instrument May. 30, 1978
4081907 Letter opener device Apr. 4, 1978
D243331 Toy writing instrument, or similar article Feb. 8, 1977
D242632 Hand-held data reader or similar article Dec. 7, 1976

1 2 3 4 5 6

  Recently Added Patents
Probe for ultrasound diagnostic apparatus
Timing controller capable of removing surge signal and display apparatus including the same
Communication apparatus, power supply control method, display apparatus, communication method, and computer program product
Simultaneous enhancement of transmission loss and absorption coefficient using activated cavities
Display for gloves
Method and system for monitoring and treating hemodynamic parameters
Variable delay line for delay locked loop
  Randomly Featured Patents
Cascading dynamic crypto periods
Electrophotographic apparatus
Artificial intervertebral disc having a bored semispherical bearing with a compression locking post and retaining caps
Structure wall mounted speaker assembly
Novel .beta.-D-phenylthioxylosides, their method of preparation and their use as pharmaceuticals
Compact DC/AC circuit breaker with common arc extinguishing capability
Video communication apparatus capable of electronically adjusting the field of view of a video frame
Printer capable of vertical and lateral writing
Solid insulation for fluid-filled transformer and method of fabrication thereof
Circuitry, apparatus and method for embedding a test status outcome within a circuit being tested