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

PROCESSO PARA REVESTIR MATERIAIS MINERAIS GRANULARES COM RESINA SINTÉTICA

Arquivada/ExtintaInvention Patent

Application data

Number

PI9103848

Type

Invention Patent

Filing

09/03/1991

Publication

05/26/1992

Progress at the INPI

  1. Filing09/03/91
  2. Publication05/26/92
  3. Examination05/24/94
  4. Allowance06/16/98
  5. Grant11/24/98
  6. Expired06/11/13

The letters patent expired on 06/11/2013: 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: 06/11/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Huettenes-Albertus Chemische Werke GmbH

DE

Inventors

F. B. (pessoa física)

DE

F. G. (pessoa física)

DE

H. S. (pessoa física)

DE

H. T. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

DE-P 4028031.4 · 09/04/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinte em 03/09/2011

06/11/2013

RPI 2214

Concessão da patente

#16.1

11/24/1998

RPI 1455

Deferimento

#9.1

06/16/1998

RPI 1434

Solicitação de exame técnico

#4.1

05/24/1994

RPI 1225

Publicação do pedido de patente

#3.1

05/26/1992

RPI 1121

Pedido de patente depositado

#2.1

10/15/1991

RPI 1089

Patent monitoring

Track this patent in real time.

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