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Official data from INPI

COMPOSIÇÃO DE FLUIDO DE PERMUTAÇÃO DE CALOR PARA COLETA DE ENERGIA SOLAR DE CIRCUITO FECHADO , MÉTODO DE EXECUÇÃO E TRANSPARENCIA DE CALOR E METODO PARA COLETA DE ENERGIA SOLAR

DeferidaInvention PatentPCT · US1987000037

Application data

Number

PI8707632

Type

Invention Patent

Filing

01/12/1987

Publication

10/03/1989

PCT

US1987000037

Progress at the INPI

Awaiting grant fee payment
  1. Filing01/12/87
  2. Publication10/03/89
  3. Examination10/02/90
  4. Allowance09/12/95
  5. Grant
  6. In force

The application was allowed by the INPI on 09/12/1995. The grant of the letters patent is being processed.

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Latest action published by the INPI: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. I. (pessoa física)

US

Inventors

J. G. (pessoa física)

US

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação de entrada na fase nacional - PCT

#1.3

10/03/1989

RPI 989

Retificação

#15.3

04/30/1996

RPI 1326

Deferimento

#9.1

09/12/1995

RPI 1293

Exigência - art. 36 da LPI

#6.1

02/21/1995

RPI 1264

Solicitação de exame técnico

#4.1

10/02/1990

RPI 1035

14.7

02/13/1990

RPI 1006

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