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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8105935

Type

Invention Patent

Filing

09/16/1981

Publication

06/08/1982

Progress at the INPI

  1. Filing09/16/81
  2. Publication06/08/82
  3. Examination08/28/84
  4. Allowance08/06/85
  5. Grant03/25/86
  6. Terminated03/19/96

The patent was granted on 03/25/1986 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: 03/25/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

X. C. (pessoa física)

US

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Inventors

S. R. (pessoa física)

T. W. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/25/1986

RPI 805

Notificação para pagamento de retribuição

#13.1

12/10/1985

RPI 790

Deferimento

#9.1

08/06/1985

RPI 772

Republicação - classificação IPC

#15.11

05/07/1985

RPI 759

Exigência - art. 36 da LPI

#6.1

01/29/1985

RPI 745

Solicitação de exame técnico

#4.1

08/28/1984

RPI 723

Publicação do pedido de patente

#3.1

06/08/1982

RPI 607

Pedido de patente depositado

#2.1

10/27/1981

RPI 575

Anuidade - prazo legal encerrado

#18.2

03/19/1996

RPI 1320

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