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Official data from INPI

APARELHAGEM AUTOMÁTICA PARA ENCARTUCHAR EXPLOSIVOS.

ConcedidaInvention Patent

Application data

Number

PI8107850

Type

Invention Patent

Filing

12/02/1981

Publication

08/23/1983

Progress at the INPI

  1. Filing12/02/81
  2. Publication08/23/83
  3. Examination03/13/84
  4. Allowance12/11/84
  5. Grant06/25/85
  6. In force12/02/01

The patent was granted on 06/25/1985 and is in force until 12/02/2001. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:12/02/2001

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Latest action published by the INPI: 06/25/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Du Pont do Brasil S.A.

SP, BR

See this company's full portfolio

Inventors

F. D. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/25/1985

RPI 766

Republicação - classificação IPC

#15.11

06/11/1985

RPI 764

Notificação para pagamento de retribuição

#13.1

04/09/1985

RPI 755

Deferimento

#9.1

12/11/1984

RPI 738

Solicitação de exame técnico

#4.1

03/13/1984

RPI 699

Solicitação de exame não realizada

#4.2

11/16/1983

RPI 682

Publicação do pedido de patente

#3.1

08/23/1983

RPI 670

Pedido de patente depositado

#2.1

01/12/1982

RPI 586

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