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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8303577

Type

Invention Patent

Filing

07/04/1983

Publication

02/14/1984

Progress at the INPI

  1. Filing07/04/83
  2. Publication02/14/84
  3. Examination05/22/84
  4. Allowance10/01/85
  5. Grant09/29/87
  6. Terminated04/09/96

The patent was granted on 09/29/1987 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: 09/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Tesa S.A.

CH

Inventors

B. W. (pessoa física)

F. J. (pessoa física)

S. P. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/29/1987

RPI 884

Notificação para pagamento de retribuição

#13.1

05/12/1987

RPI 864

110

03/10/1987

RPI 855

Recurso

#12.1

02/18/1986

RPI 800

Deferimento

#9.1

10/01/1985

RPI 780

Exigência - art. 36 da LPI

#6.1

03/26/1985

RPI 753

Solicitação de exame técnico

#4.1

05/22/1984

RPI 709

Publicação do pedido de patente

#3.1

02/14/1984

RPI 695

Pedido de patente depositado

#2.1

08/16/1983

RPI 669

Anuidade - prazo legal encerrado

#18.2

04/09/1996

RPI 1323

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