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Class Information
Number: 235/61R
Name: Registers > Calculators
Description:
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7427013 |
Calculator apparatus |
Sep. 23, 2008 |
| 7337946 |
Device for resolving interpersonal relationship issues |
Mar. 4, 2008 |
| 7124933 |
Agricultural converter calculator |
Oct. 24, 2006 |
| 6983887 |
Promotional apparatus for calculating characteristics of subjects using two input variables |
Jan. 10, 2006 |
| 6974075 |
Method of controlling a person's weight |
Dec. 13, 2005 |
| 6840439 |
Fraction exploration device |
Jan. 11, 2005 |
| 6820800 |
Electronic calculator |
Nov. 23, 2004 |
| 6798649 |
Mobile computer with foldable keyboard |
Sep. 28, 2004 |
| 6772942 |
Arithmetic circuit to increase the speed of a modular multiplication for a public key system for encryption |
Aug. 10, 2004 |
| 6655578 |
Instrument for computing proportions of an original recipe |
Dec. 2, 2003 |
| 6656052 |
Progressive gaming method |
Dec. 2, 2003 |
| 6561415 |
Calorie management system |
May. 13, 2003 |
| 6520406 |
Room security system |
Feb. 18, 2003 |
| 6508396 |
Table top display devices |
Jan. 21, 2003 |
| 6450401 |
Writing board with electronic calculator |
Sep. 17, 2002 |
| 6206281 |
Calculator with automatic slow motion deployment |
Mar. 27, 2001 |
| 6011544 |
Computer system which inhibits input operation from keyboard when necessary |
Jan. 4, 2000 |
| 5530234 |
Hand held calculator having a retractable cover |
Jun. 25, 1996 |
| 5179502 |
Pocket-size electronic device |
Jan. 12, 1993 |
| 5027307 |
Lighting application calculator |
Jun. 25, 1991 |
| 4272107 |
Tide time indicator |
Jun. 9, 1981 |
| 4263945 |
Automatic fuel dispensing control system |
Apr. 28, 1981 |
| 4110836 |
Program control and display apparatus |
Aug. 29, 1978 |
| 4006344 |
Mechanical binary number adding and subtracting apparatus |
Feb. 1, 1977 |
| 3961159 |
Light shield/support device |
Jun. 1, 1976 |
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