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Official data from INPI

DISPOSITIVO PARA DESMONTAR UM PNEUMÁTICO DE SEU ARO

Em AnáliseInvention Patent

Application data

Number

PI8101181

Type

Invention Patent

Filing

02/26/1981

Publication

-

Progress at the INPI

  1. Filing02/26/81
  2. Publication
  3. Examination09/27/83
  4. Allowance04/24/84
  5. Grant11/27/84
  6. Expired03/26/96

The letters patent expired on 03/26/1996: 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: 11/16/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Michelin & Cie.

FR

Michelin & Cie (Compagnie Générale des Etablissements Michelin).

FR

See this company's full portfolio

Inventors

F. R. (pessoa física)

Technical data

IPC Classification

Priority claims

FR

80-04 288 · 02/26/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.4

11/16/1988

RPI 943

Concessão da patente

#16.1

11/27/1984

RPI 736

Notificação para pagamento de retribuição

#13.1

08/21/1984

RPI 722

Deferimento

#9.1

04/24/1984

RPI 705

Solicitação de exame técnico

#4.1

09/27/1983

RPI 675

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era B60C 25/06.

03/27/2018

RPI 2464

Carta-patente expirada

#21.1

03/26/1996

RPI 1321

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