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Official data from INPI

REATOR DE LEITO FLUIDO, APARELHO PARA PREAQUECIMENTO CONTÍNUO DE GÁS DE FLUIDIFICAÇÃO E PROCESSO PARA REAÇÃO DE SÓLIDO PARTICULADO COM GÁS DE FLUIDIFICAÇÃO QUENTE

ArquivadaInvention PatentPCT · US1987002685

Application data

Number

PI8707503

Type

Invention Patent

Filing

10/15/1987

Publication

02/21/1989

PCT

US1987002685

Progress at the INPI

  1. Filing10/15/87
  2. Publication02/21/89
  3. Examination06/26/90
  4. Allowance02/02/93
  5. Abandoned
  6. In force

The application was allowed on 02/02/1993 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: 02/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. C. (pessoa física)

US

Inventors

J. K. (pessoa física)

R. K. (pessoa física)

V. V. (pessoa física)

Technical data

IPC Classification

Priority claims

US

918.911 · 10/15/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação de entrada na fase nacional - PCT

#1.3

02/21/1989

RPI 957

Arquivamento - Art. 38 §2° da LPI

#11.4

09/28/1993

RPI 1191

Notificação para pagamento de retribuição

#13.1

05/18/1993

RPI 1172

Deferimento

#9.1

02/02/1993

RPI 1157

14.1

01/29/1991

RPI 1052

14.4

01/02/1991

RPI 1048

Solicitação de exame técnico

#4.1

06/26/1990

RPI 1024

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