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Official data from INPI

GUARNIÇÃO DE ROSCA.

ConcedidaInvention Patent

Application data

Number

PI8206817

Type

Invention Patent

Filing

11/25/1982

Publication

10/04/1983

Progress at the INPI

  1. Filing11/25/82
  2. Publication10/04/83
  3. Examination11/05/85
  4. Allowance08/04/87
  5. Grant03/29/88
  6. Terminated04/02/96

The patent was granted on 03/29/1988 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: 03/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Bollhoff Administração e Participações Ltda.

SP, BR

Bollhoff & CO. GMBH & CO. KG

DE

See this company's full portfolio

Inventors

K. K. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 31 46 995.7 · 11/26/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

03/29/1988

RPI 910

Notificação para pagamento de retribuição

#13.1

11/24/1987

RPI 892

Deferimento

#9.1

08/04/1987

RPI 876

Exigência - art. 36 da LPI

#6.1

10/21/1986

RPI 835

Solicitação de exame técnico

#4.1

11/05/1985

RPI 785

8.1

08/20/1985

RPI 774

Publicação do pedido de patente

#3.1

10/04/1983

RPI 676

Pedido de patente depositado

#2.1

01/18/1983

RPI 639

Alteração de nome indeferida

#25.5

08/12/1997

RPI 1393

Anuidade - prazo legal encerrado

#18.2

04/02/1996

RPI 1322

20.10

09/27/1994

RPI 1243

20.6

09/27/1994

RPI 1243

20.4

02/16/1994

RPI 1211

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