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Official data from INPI

CIANATOS POLIAROMATICOS,UM PROCESSO PARA A PREPARACAO DOS CIANATOS POLIAROMATICOS,E POLITRIAZINAS PREPARADAS A PARTIR DOS CIANATOS POLIAROMATICOS

Em AnáliseInvention Patent

Application data

Number

PI8407177

Type

Invention Patent

Filing

10/10/1984

Publication

11/05/1985

Progress at the INPI

  1. Filing10/10/84
  2. Publication11/05/85
  3. Examination09/01/87
  4. Allowance02/04/92
  5. Abandoned
  6. In force

The application was allowed on 02/04/1992 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 09/01/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Dow Chemical Company

US

See this company's full portfolio

Inventors

M. [. (pessoa física)

W. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

09/01/1987

RPI 880

Notificação de entrada na fase nacional - PCT

#1.3

11/05/1985

RPI 785

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C07C 118/00; C08G 63/06; C08G 65/40; C08G 79/00; C08G 18/76; C08G 73/00; C08G 73/06.

03/27/2018

RPI 2464

Arquivamento - Art. 38 §2° da LPI

#11.4

01/12/1993

RPI 1154

Notificação para pagamento de retribuição

#13.1

06/30/1992

RPI 1126

Deferimento

#9.1

02/04/1992

RPI 1105

Exigência - art. 36 da LPI

#6.1

04/02/1991

RPI 1061

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