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Official data from INPI

PROCESSO PARA REMOÇÀO DE ÁGUA DE UM LÁTEX AQUOSO DE BORRACHA DE DIENO ENXERTADA

Em AnáliseInvention Patent

Application data

Number

PI7906161

Type

Invention Patent

Filing

09/26/1979

Publication

-

Progress at the INPI

  1. Filing09/26/79
  2. Publication
  3. Examination12/08/81
  4. Allowance03/22/83
  5. Grant10/25/83
  6. Terminated10/03/89

The patent was granted on 10/25/1983 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

Monsanto Company

US

See this company's full portfolio

Inventors

K. R. (pessoa física)

W. W. (pessoa física)

Technical data

IPC Classification

Priority claims

US

945.983 · 09/27/1978

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

10/25/1983

RPI 679

Notificação para pagamento de retribuição

#13.1

08/02/1983

RPI 667

Republicação - classificação IPC

#15.11

04/05/1983

RPI 650

Deferimento

#9.1

03/22/1983

RPI 648

6.2

06/22/1982

RPI 609

Solicitação de exame técnico

#4.1

12/08/1981

RPI 581

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