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Official data from INPI

2-CLORO-6-NITROANILINAS, COMPOSIÇÕES HERBICIDAS, EMPREGO E PROCESSO PARA PREPARAÇÃO DOS COMPOSTOS.

Em AnáliseInvention Patent

Application data

Number

PI7904341

Type

Invention Patent

Filing

07/09/1979

Publication

-

Progress at the INPI

  1. Filing07/09/79
  2. Publication
  3. Examination
  4. Allowance04/16/85
  5. Grant06/24/86
  6. Expired04/18/95

The letters patent expired on 04/18/1995: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 08/15/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Celamerck Gmbh & Co. Kg

DE

See this company's full portfolio

Inventors

B. W. (pessoa física)

L. G. (pessoa física)

L. S. (pessoa física)

S. R. (pessoa física)

Technical data

Priority claims

DE

P 28 31 262.1 · 07/15/1978

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

08/15/1989

RPI 982

20.4

08/08/1989

RPI 981

Concessão da patente

#16.1

06/24/1986

RPI 818

9.1.3

10/22/1985

RPI 783

9.1.3

08/27/1985

RPI 775

Republicação - classificação IPC

#15.11

04/30/1985

RPI 758

Deferimento

#9.1

04/16/1985

RPI 756

Exigência - art. 36 da LPI

#6.1

08/07/1984

RPI 720

Exigência - art. 36 da LPI

#6.1

01/31/1984

RPI 693

6.2

04/06/1982

RPI 598

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: A01N 43/72; C07C 148/00; C07D 273/00; A01P 13/02; C07C 43/174; C07C 67/00; C07C 213/00; C07C 217/90; C07C 233/25; C07C 251/88; C07C 313/00; C07C 323/37; C07D 295/073; C07D 295/08; C07D 295/096; C07C 43/00; C07C 217/00; C07C 233/00; C07C 251/00; C07C 323/00; C07D 295/00.

03/27/2018

RPI 2464

Carta-patente expirada

#21.1

04/18/1995

RPI 1272

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