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Official data from INPI

ELEMENTOS DE ARAME DE ACO PARA USO NO REFORCO DE COMPOSICOES DE BORRACHA E COMPOSICOES DE BORRACHA

ConcedidaInvention Patent

Application data

Number

PI7903290

Type

Invention Patent

Filing

05/26/1978

Publication

-

Progress at the INPI

  1. Filing05/26/78
  2. Publication
  3. Examination11/17/81
  4. Allowance10/14/86
  5. Grant04/28/87
  6. Expired07/26/94

The letters patent expired on 07/26/1994: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 04/28/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

BEKAERT SA NV

See this company's full portfolio

Inventors

H. G. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

04/28/1987

RPI 862

Notificação para pagamento de retribuição

#13.1

01/06/1987

RPI 846

100

10/14/1986

RPI 834

Republicação - classificação IPC

#15.11

05/27/1986

RPI 814

120

04/01/1986

RPI 806

Republicação - classificação IPC

#15.11

04/01/1986

RPI 806

Petição de recurso

#12.2

01/31/1984

RPI 693

Indeferimento

#9.2

10/25/1983

RPI 679

Exigência - art. 36 da LPI

#6.1

02/08/1983

RPI 642

Solicitação de exame técnico

#4.1

11/17/1981

RPI 578

Carta-patente expirada

#21.1

07/26/1994

RPI 1234

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