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Official data from INPI

PROCESSO PARA A PRODUÇÃO DE ELEMENTO TUBULAR TENDO FLANGES TRANSVERSAIS PARA USO EM PERMUTADOR DE CALOR

ArquivadaInvention PatentPCT · SU1988000064

Application data

Number

PI8807529

Type

Invention Patent

Filing

03/22/1988

Publication

05/22/1990

PCT

SU1988000064

Progress at the INPI

  1. Filing03/22/88
  2. Publication05/22/90
  3. Examination10/02/90
  4. Allowance11/26/91
  5. Abandoned
  6. In force

The application was allowed on 11/26/1991 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: 10/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Belorussky Politekhnichesky Institut

SU

Inventors

A. Y. (pessoa física)

SU

I. D. (pessoa física)

SU

S. K. (pessoa física)

SU

V. M. (pessoa física)

SU

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação de entrada na fase nacional - PCT

#1.3

10/31/1989

RPI 993

Arquivamento - Art. 38 §2° da LPI

#11.4

10/13/1992

RPI 1141

Notificação para pagamento de retribuição

#13.1

04/14/1992

RPI 1115

Deferimento

#9.1

11/26/1991

RPI 1095

Solicitação de exame técnico

#4.1

10/02/1990

RPI 1035

Notificação de entrada na fase nacional - PCT

#1.3

05/22/1990

RPI 1019

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