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Official data from INPI

APERFEICOAMENTO EM PROCESSO PARA PRODUCAO DE FOSFORO-CLORETO-TIONATOS DE O,O-DIALQUILA

Em AnáliseInvention Patent

Application data

Number

PI7703542

Type

Invention Patent

Filing

06/01/1976

Publication

-

Progress at the INPI

  1. Filing06/01/76
  2. Publication
  3. Examination
  4. Allowance07/27/82
  5. Grant01/25/83
  6. Terminated01/21/92

The patent was granted on 01/25/1983 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 08/19/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BAYER AG

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Inventors

B. O. (pessoa física)

H. F. (pessoa física)

V. K. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Cessão de direito de exploração

#22.1

08/19/1986

RPI 826

Concessão da patente

#16.1

01/25/1983

RPI 640

Notificação para pagamento de retribuição

#13.1

12/14/1982

RPI 634

Deferimento

#9.1

07/27/1982

RPI 614

Conhecimento de parecer técnico

#7.1

01/05/1982

RPI 585

Anuidade - prazo legal encerrado

#18.2

01/21/1992

RPI 1103

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