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Official data from INPI

PROCESSO PARA A PREPARAÇÃO DE UMA MISTURA DE HIDROCARBONETOS

Em AnáliseInvention Patent

Application data

Number

PI8103445

Type

Invention Patent

Filing

06/01/1981

Publication

02/24/1982

Progress at the INPI

  1. Filing06/01/81
  2. Publication02/24/82
  3. Examination02/28/84
  4. Allowance02/12/86
  5. Grant
  6. Terminated09/25/90

The patent was granted and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 03/17/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. R. (pessoa física)

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Inventors

B. H. (pessoa física)

B. M. (pessoa física)

S. L. (pessoa física)

Technical data

IPC Classification

Priority claims

NL

8003215 · 06/03/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

03/17/1987

RPI 856

110

01/21/1987

RPI 848

Recurso

#12.1

05/06/1986

RPI 811

Deferimento

#9.1

02/12/1986

RPI 799

Exigência - art. 36 da LPI

#6.1

05/21/1985

RPI 761

Pedido de certificado de adição de invenção

#5.1

07/17/1984

RPI 717

Solicitação de exame técnico

#4.1

02/28/1984

RPI 697

Publicação do pedido de patente

#3.1

02/24/1982

RPI 592

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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