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Official data from INPI

PRODUÇÃO DE ALQUIL BENZENOS

Arquivada/ExtintaInvention PatentPCT · US1989001610

Application data

Number

PI8907423

Type

Invention Patent

Filing

04/17/1989

Publication

05/14/1991

PCT

US1989001610

Progress at the INPI

  1. Filing04/17/89
  2. Publication05/14/91
  3. Abandoned12/03/91
  4. Allowance
  5. Grant
  6. In force

The application was abandoned for failure to pay the annuities (art. 86 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 03/21/2000. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ABB Lummus Crest Inc

US

Inventors

H. S. (pessoa física)

J. P. (pessoa física)

R. (. (pessoa física)

R. J. (pessoa física)

Technical data

IPC Classification

Priority claims

US

191.351 · 05/09/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento por falta de pagamento

#8.6

Referente a 7ª, 8ª, 9ª, 10ª e 11ª anuidade

03/21/2000

RPI 1524

8.1

Referente a 7ª, 8ª, 9ª e 10ª anuidade

12/22/1998

RPI 1459

Solicitação de exame técnico

#4.1

12/03/1991

RPI 1096

Notificação de entrada na fase nacional - PCT

#1.3

05/14/1991

RPI 1067

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