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Official data from INPI

AQUECEDOR SOLAR PARA LIQUIDOS EM GERAL

Em AnáliseInvention Patent

Application data

Number

PI7708801

Type

Invention Patent

Filing

12/30/1977

Publication

-

Progress at the INPI

  1. Filing12/30/77
  2. Publication
  3. Examination
  4. Allowance10/13/82
  5. Grant05/31/83
  6. Terminated08/20/85

The patent was granted on 05/31/1983 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 08/20/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. A. (pessoa física)

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Inventors

B. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

08/20/1985

RPI 774

Cessão de direito de exploração

#22.1

12/04/1984

RPI 737

Concessão da patente

#16.1

05/31/1983

RPI 658

Notificação para pagamento de retribuição

#13.1

02/16/1983

RPI 643

Deferimento

#9.1

10/13/1982

RPI 625

8.1

05/04/1982

RPI 602

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