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Official data from INPI

JUNTA DE CABEÇOTE DO CILINDRO DE UM COMPRESSOR ALTERNATIVO

Arquivada/ExtintaInvention Patent

Application data

Number

PI9001860

Type

Invention Patent

Filing

04/17/1990

Publication

11/12/1991

Progress at the INPI

  1. Filing04/17/90
  2. Publication11/12/91
  3. Examination01/04/94
  4. Allowance03/07/95
  5. Grant11/28/95
  6. Expired05/18/10

The letters patent expired on 05/18/2010: 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: 05/18/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Empresa Brasileira de Compressores S/A - Embraco

SC, BR

See this company's full portfolio

Inventors

L. F. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 17/04/2005

05/18/2010

RPI 2054

Concessão da patente

#16.1

11/28/1995

RPI 1304

Notificação para pagamento de retribuição

#13.1

08/08/1995

RPI 1288

Deferimento

#9.1

03/07/1995

RPI 1266

Solicitação de exame técnico

#4.1

01/04/1994

RPI 1205

Publicação do pedido de patente

#3.1

11/12/1991

RPI 1093

Pedido de patente depositado

#2.1

08/21/1990

RPI 1029

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