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Official data from INPI

PROCESSO DE PREPARAÇÃO DE VIDRO DE SÍLICA-CAL-SODA, VIDRAÇA AUTOMOTIVA E UNIDADE DE VIDRAÇA AUTOMOTIVA

Arquivada/ExtintaInvention Patent

Application data

Number

PI9005821

Type

Invention Patent

Filing

11/16/1990

Publication

09/24/1991

Progress at the INPI

  1. Filing11/16/90
  2. Publication09/24/91
  3. Examination11/30/93
  4. Allowance11/03/98
  5. Grant08/24/99
  6. Expired05/21/13

The letters patent expired on 05/21/2013: 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: 05/21/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Libbey-Owens-Ford Co

US

See this company's full portfolio

Inventors

J. C. (pessoa física)

US

Technical data

Priority claims

US

07/438.538 · 11/16/1989

US

07/542.207 · 06/21/1990

US

07/575.127 · 08/30/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 16/11/2010

05/21/2013

RPI 2211

Concessão da patente

#16.1

08/24/1999

RPI 1494

Republicação - classificação IPC

#15.11

11/03/1998

RPI 1452

Deferimento

#9.1

11/03/1998

RPI 1452

Conhecimento de parecer técnico

#7.1

03/10/1998

RPI 1420

Solicitação de exame técnico

#4.1

11/30/1993

RPI 1200

Publicação do pedido de patente

#3.1

09/24/1991

RPI 1086

Pedido de patente depositado

#2.1

05/21/1991

RPI 1068

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