(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

PROCESSO PARA A PREPARAÇÃO DE UMA COMPOSIÇÃO DE REVESTIMENTO FOTO-REPRODUTIVEL

PublicadaInvention Patent

Application data

Number

PI8706609

Type

Invention Patent

Filing

12/08/1987

Publication

07/19/1988

Progress at the INPI

  1. Filing12/08/87
  2. Publication07/19/88
  3. Examination08/28/90
  4. Allowance09/05/95
  5. Grant04/30/96
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 07/19/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Armstrong World Industries, Inc

US

See this company's full portfolio

Inventors

S. S. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

45.464 · 05/04/1987

US

939,604 · 12/08/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

07/19/1988

RPI 926

Pedido de patente depositado

#2.1

03/29/1988

RPI 910

Carta-patente expirada

#21.1

Patente extinta em 08/12/2002

07/29/2008

RPI 1960

Republicação - classificação IPC

#15.11

02/12/1997

RPI 1367

Concessão da patente

#16.1

04/30/1996

RPI 1326

Deferimento

#9.1

09/05/1995

RPI 1292

Exigência - art. 36 da LPI

#6.1

02/21/1995

RPI 1264

Solicitação de exame técnico

#4.1

08/28/1990

RPI 1030

Related

From the same holder

Same category

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.