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Official data from INPI

ANTECRISOL PARA TRANSFERÊNCIA DE VIDRO FUNDIDO

Em AnáliseInvention Patent
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Application data

Number

PI8407150

Type

Invention Patent

Filing

11/19/1984

Publication

10/08/1985
View on INPI

Progress at the INPI

  1. Filing11/19/84
  2. Publication10/08/85
  3. Examination03/04/86
  4. Allowance01/02/91
  5. Grant08/27/91
  6. Expired07/08/08

The letters patent expired on 07/08/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 12/05/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Emhart Industries, Inc.

US

See this company's full portfolio

Inventors

F. B. (pessoa física)

US

J. B. (pessoa física)

US

Technical data

IPC Classification

C03B 5/23C03B 5/235C03B 5/26

Priority claims

US

559.160 · 12/07/1983

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Conhecimento de parecer técnico

#7.1

12/05/1989

RPI 998

Solicitação de exame técnico

#4.1

03/04/1986

RPI 802

Retificação da notificação da fase nacional - PCT

#1.3.1

11/19/1985

RPI 787

Notificação de entrada na fase nacional - PCT

#1.3

10/08/1985

RPI 781

Carta-patente expirada

#21.1

Patente extinta em 19/11/99

07/08/2008

RPI 1957

20.11

11/23/1993

RPI 1199

Pedido de licença compulsória

#20.1

08/24/1993

RPI 1186

Pedido de licença compulsória

#20.1

11/10/1992

RPI 1145

Concessão da patente

#16.1

08/27/1991

RPI 1082

Notificação para pagamento de retribuição

#13.1

04/16/1991

RPI 1063

Deferimento

#9.1

01/02/1991

RPI 1048

Exigência - art. 36 da LPI

#6.1

05/29/1990

RPI 1020

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