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Official data from INPI

COMPOSIÇÃO DE REVESTIMENTO À PROVA DE ÁGUA.

Arquivada/ExtintaInvention Patent

Application data

Number

PI9002495

Type

Invention Patent

Filing

05/28/1990

Publication

11/12/1991

Progress at the INPI

  1. Filing05/28/90
  2. Publication11/12/91
  3. Examination03/02/93
  4. Allowance07/07/98
  5. Grant12/29/98
  6. Expired01/15/13

The letters patent expired on 01/15/2013: 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: 01/15/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

PPG Industries, Inc

US

PPG Industries Ohio, INC

US

See this company's full portfolio

Inventors

B. P. (pessoa física)

US

D. F. (pessoa física)

US

R. M. (pessoa física)

US

Technical data

Priority claims

US

357.828 · 05/30/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 28/05/2010

01/15/2013

RPI 2193

Transferência deferida

#25.1

Transferido de: PPG Industries, Inc.

06/28/2005

RPI 1799

Concessão da patente

#16.1

12/29/1998

RPI 1460

Deferimento

#9.1

07/07/1998

RPI 1437

Solicitação de exame técnico

#4.1

03/02/1993

RPI 1161

Publicação do pedido de patente

#3.1

11/12/1991

RPI 1093

Pedido de patente depositado

#2.1

10/09/1990

RPI 1036

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