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Official data from INPI

Tampa para gargalo de recipiente equipado com rosca ou ressalto inferiores e processo de montagem de tampa para gargalo de recipiente.

ConcedidaInvention Patent

Application data

Number

PI8300786

Type

Invention Patent

Filing

02/18/1983

Publication

11/16/1983

Progress at the INPI

  1. Filing02/18/83
  2. Publication11/16/83
  3. Examination03/20/84
  4. Allowance10/14/86
  5. Grant07/28/87
  6. Terminated04/02/96

The patent was granted on 07/28/1987 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 07/28/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Alcoa Deutschland GmbH

DE

Inventors

B. E. (pessoa física)

S. G. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

32062451 · 02/20/1982

DE

32275102 · 07/23/1982

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/28/1987

RPI 875

Notificação para pagamento de retribuição

#13.1

03/10/1987

RPI 855

Deferimento

#9.1

10/14/1986

RPI 834

6.2

03/26/1985

RPI 753

Solicitação de exame técnico

#4.1

03/20/1984

RPI 700

Publicação do pedido de patente

#3.1

11/16/1983

RPI 682

Pedido de patente depositado

#2.1

04/05/1983

RPI 650

Anuidade - prazo legal encerrado

#18.2

04/02/1996

RPI 1322

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