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Official data from INPI

ESTRUTURA EXPANSIVEL AUTOTRAVANTE

Em AnáliseUtility Model

Application data

Number

MU5900616

Type

Utility Model

Filing

05/04/1979

Publication

-

Progress at the INPI

  1. Filing05/04/79
  2. Publication
  3. Examination
  4. Allowance09/14/82
  5. Grant01/31/84
  6. Expired12/07/93

The letters patent expired on 12/07/1993: 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: 08/07/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. F. (pessoa física)

Inventors

S. F. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

08/07/1984

RPI 720

Concessão da patente

#16.1

01/31/1984

RPI 693

15.15

12/13/1983

RPI 686

110

09/27/1983

RPI 675

Recurso

#12.1

02/08/1983

RPI 642

Deferimento

#9.1

09/14/1982

RPI 621

Exigência - art. 36 da LPI

#6.1

04/13/1982

RPI 599

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era E04F 11/12.

03/27/2018

RPI 2464

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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