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Official data from INPI

PNEUMÁTICO SEM CÂMARA.

Em AnáliseInvention Patent

Application data

Number

PI8504870

Type

Invention Patent

Filing

10/03/1985

Publication

05/12/1987

Progress at the INPI

  1. Filing10/03/85
  2. Publication05/12/87
  3. Examination06/30/87
  4. Allowance
  5. Grant11/27/90
  6. Expired07/15/08

The letters patent expired on 07/15/2008: 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: 05/30/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Industrial Levorin S/A

SP, BR

See this company's full portfolio

Inventors

H. J. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Petição de recurso

#12.2

05/30/1989

RPI 971

Indeferimento

#9.2

02/28/1989

RPI 958

Solicitação de exame técnico

#4.1

06/30/1987

RPI 871

Publicação do pedido de patente

#3.1

05/12/1987

RPI 864

Pedido de patente depositado

#2.1

12/17/1985

RPI 791

Carta-patente expirada

#21.1

Patente extinta em 03/10/2000

07/15/2008

RPI 1958

Concessão da patente

#16.1

11/27/1990

RPI 1043

Notificação para pagamento de retribuição

#13.1

08/07/1990

RPI 1027

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