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Official data from INPI

PROCESSO PARA PREPARAR UM AGENTE GELIFICANTE INDUSTRIAL PARA LÍQUIDOS ORGÂNICOS HIDRÓFOBOS.

Em AnáliseInvention Patent

Application data

Number

PI8602972

Type

Invention Patent

Filing

06/26/1986

Publication

02/17/1987

Progress at the INPI

  1. Filing06/26/86
  2. Publication02/17/87
  3. Examination04/04/89
  4. Allowance04/27/93
  5. Abandoned
  6. In force

The application was allowed on 04/27/1993 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: 04/04/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Minnesota Mining and Manufacturing Company

US

See this company's full portfolio

Inventors

G. J. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

04/04/1989

RPI 963

Publicação do pedido de patente

#3.1

02/17/1987

RPI 852

Pedido de patente depositado

#2.1

12/30/1986

RPI 845

Arquivamento - Art. 38 §2° da LPI

#11.4

03/29/1994

RPI 1217

Notificação para pagamento de retribuição

#13.1

08/24/1993

RPI 1186

Deferimento

#9.1

04/27/1993

RPI 1169

Republicação - classificação IPC

#15.11

09/15/1992

RPI 1137

Exigência - art. 36 da LPI

#6.1

10/15/1991

RPI 1089

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