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Official data from INPI

APARELHO PARA DESUMIDIFICAÇÃO DE OBRAS DE ALVENARIA

ConcedidaInvention Patent

Application data

Number

PI8407299

Type

Invention Patent

Filing

05/23/1984

Publication

03/25/1986

Progress at the INPI

  1. Filing05/23/84
  2. Publication03/25/86
  3. Examination10/06/87
  4. Allowance11/01/88
  5. Grant09/26/89
  6. Terminated07/04/95

The patent was granted on 09/26/1989 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Terramundo Ltd.

GB

Inventors

W. W. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

DE

84101920.1 · 02/23/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/26/1989

RPI 988

Notificação para pagamento de retribuição

#13.1

02/21/1989

RPI 957

Deferimento

#9.1

11/01/1988

RPI 941

Solicitação de exame técnico

#4.1

10/06/1987

RPI 885

Notificação de entrada na fase nacional - PCT

#1.3

03/25/1986

RPI 805

Anuidade - prazo legal encerrado

#18.2

07/04/1995

RPI 1283

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