uspto.gov
Skip over navigation

Class 424

Class

From Sub

To Sub

Order No.

Action

Date

           

424

1

 

896

Abolished

1983-Jul-12

424

1.1

 

896

Established

1983-Jul-12

424

1.1

 

1474

Abolished

1994-Jan-04

424

1.11

1.89

1474

Established

1994-Jan-04

424

1.5

 

896

Abolished

1983-Jul-12

424

2

6

1539

Abolished

1995-May-02

424

7

 

865

Abolished

1982-Oct-28

424

7.1

 

865

Established

1982-Oct-28

424

7.1

 

1539

Abolished

1995-May-02

424

8

 

865

Abolished

1982-Oct-28

424

9

11

1539

Abolished

1995-May-02

424

9.1

10.4

1539

Established

1995-May-02

424

12

13

865

Abolished

1982-Oct-28

424

14

39

1112

Abolished

1987-Mar-03

424

70

72

1515

Abolished

1994-Dec-06

424

70.1

 

1515

Established

1994-Dec-06

424

70.11

70.12

1515

Established

1994-Dec-06

424

70.121

70.122

1515

Established

1994-Dec-06

424

70.13

70.17

1515

Established

1994-Dec-06

424

70.19

 

1515

Established

1994-Dec-06

424

70.2

 

1515

Established

1994-Dec-06

424

70.21

70.24

1515

Established

1994-Dec-06

424

70.27

70.28

1515

Established

1994-Dec-06

424

70.31

 

1515

Established

1994-Dec-06

424

70.4

70.5

1515

Established

1994-Dec-06

424

70.51

 

1515

Established

1994-Dec-06

424

70.6

70.9

1515

Established

1994-Dec-06

424

76

 

1125

Abolished

1987-Jun-02

424

76.1

76.9

1125

Established

1987-Jun-02

424

78

83

1389

Abolished

1991-Dec-03

424

78.01

78.38

1389

Established

1991-Dec-03

424

85

 

1228

Abolished

1988-Oct-04

424

85.1

85.91

1228

Established

1988-Oct-04

424

85.8

 

1497

Abolished

1994-Jul-05

424

85.9

 

1497

Abolished

1994-Jul-05

424

85.91

 

1497

Abolished

1994-Jul-05

424

86

93

1497

Abolished

1994-Jul-05

424

93.1

93.2

1497

Established

1994-Jul-05

424

93.21

 

1497

Established

1994-Jul-05

424

93.3

93.4

1497

Established

1994-Jul-05

424

93.41

93.46

1497

Established

1994-Jul-05

424

93.461

 

1497

Established

1994-Jul-05

424

93.462

 

1497

Established

1994-Jul-05

424

93.47

93.48

1497

Established

1994-Jul-05

424

93.5

 

1497

Established

1994-Jul-05

424

93.51

 

1497

Established

1994-Jul-05

424

93.6

 

1497

Established

1994-Jul-05

424

93.7

 

1497

Established

1994-Jul-05

424

93.71

93.73

1497

Established

1994-Jul-05

424

94

 

1119

Abolished

1987-May-05

424

94.1

94.67

1119

Established

1987-May-05

424

95

113

1337

Abolished

1990-May-01

424

127

166

1283

Abolished

1989-May-02

424

130.1

283.1

1497

Established

1994-Jul-05

424

167

197

979

Abolished

1985-Feb-05

424

195.1

197.1

1778

Abolished

2001-Feb-06

424

195.1

 

979

Established

1985-Feb-05

424

195.1

 

1778

Abolished

2001-Feb-06

424

195.15

195.18

1778

Established

2001-Feb-06

424

196.1

 

979

Established

1985-Feb-05

424

197.1

 

979

Established

1985-Feb-05

424

198

248.58

979

Abolished

1985-Feb-05

424

248

 

557

Abolished

1976-Nov-23

424

248.4

 

557

Established

1976-Nov-23

424

248.5

248.58

557

Established

1976-Nov-23

424

249

366

979

Abolished

1985-Feb-05

424

400

502

1112

Established

1987-Mar-03

424

520

 

1337

Established

1990-May-01

424

522

526

1337

Established

1990-May-01

424

528

535

1337

Established

1990-May-01

424

537

539

1337

Established

1990-May-01

424

541

543

1337

Established

1990-May-01

424

545

551

1337

Established

1990-May-01

424

553

555

1337

Established

1990-May-01

424

556

559

1337

Established

1990-May-01

424

561

563

1337

Established

1990-May-01

424

565

 

1337

Established

1990-May-01

424

568

574

1337

Established

1990-May-01

424

577

583

1337

Established

1990-May-01

424

600

724

1283

Established

1989-May-02

424

725

780

1778

Established

2001-Feb-06

424

800

832

1497

Established

1994-Jul-05

424

900

 

1539

Established

1995-May-02

 

United States Patent and Trademark Office
This page is owned by Office of Patent Classification.
Last Modified: 3/31/2011 5:43:34 PM