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Official data from INPI

VASO DE LEITO FLUIDIZADO E PROCESSO PARA A PRODUÇÃO DE ANIDRIDO MALÉICO.

ArquivadaInvention PatentPCT · US1987003194

Application data

Number

PI8707910

Type

Invention Patent

Filing

12/07/1987

Publication

10/03/1989

PCT

US1987003194

Progress at the INPI

  1. Filing12/07/87
  2. Publication10/03/89
  3. Examination07/31/90
  4. Allowance03/14/95
  5. Abandoned
  6. In force

The application was allowed on 03/14/1995 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

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

Lummus Crest Inc.

US

Inventors

G. S. (pessoa física)

DE

R. F. (pessoa física)

US

S. A. (pessoa física)

US

S. D. (pessoa física)

US

Technical data

Priority claims

US

940.248 · 12/10/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação de entrada na fase nacional - PCT

#1.3

10/03/1989

RPI 989

Arquivamento - Art. 38 §2° da LPI

#11.4

09/03/1996

RPI 1344

Notificação para pagamento de retribuição

#13.1

08/29/1995

RPI 1291

Deferimento

#9.1

03/14/1995

RPI 1267

Solicitação de exame técnico

#4.1

07/31/1990

RPI 1026

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