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Official data from INPI

PROCESSO DE PREPARACAO DE ALDEIDOS E ACIDOS INSATURADOS,A PARTIR DE PROPILENO OU ISOBUTILENO

Em AnáliseInvention Patent

Application data

Number

PI7804848

Type

Invention Patent

Filing

07/28/1977

Publication

-

Progress at the INPI

  1. Filing07/28/77
  2. Publication
  3. Examination
  4. Allowance12/16/86
  5. Grant10/27/87
  6. Terminated10/03/89

The patent was granted on 10/27/1987 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: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

STANDARD OIL CO

See this company's full portfolio

Inventors

G. R. (pessoa física)

G. A. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

10/03/1989

RPI 989

Concessão da patente

#16.1

10/27/1987

RPI 888

Notificação para pagamento de retribuição

#13.1

05/05/1987

RPI 863

Deferimento

#9.1

12/16/1986

RPI 843

Republicação - classificação IPC

#15.11

05/27/1986

RPI 814

Republicação - classificação IPC

#15.11

04/01/1986

RPI 806

Exigência - art. 36 da LPI

#6.1

03/25/1986

RPI 805

102

07/26/1983

RPI 666

102

05/31/1983

RPI 658

Pedido de recurso

#12.3

12/14/1982

RPI 634

11.3

06/22/1982

RPI 609

6.2

11/10/1981

RPI 577

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