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Official data from INPI

APERFEICOAMENTO EM PIPETADOR

Em AnáliseInvention Patent
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Application data

Number

PI7803261

Type

Invention Patent

Filing

05/18/1978

Publication

-
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Progress at the INPI

  1. Filing05/18/78
  2. Publication
  3. Examination
  4. Allowance05/15/84
  5. Grant
  6. Expired11/30/93

The letters patent expired on 11/30/1993: 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: 06/14/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

CAMELO & CIA LTD

Inventors

No inventors listed.

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Cessão de direito de exploração

#22.1

06/14/1988

RPI 921

Notificação para pagamento de retribuição

#13.1

09/04/1984

RPI 724

Deferimento

#9.1

05/15/1984

RPI 708

Exigência - art. 36 da LPI

#6.1

08/30/1983

RPI 671

Exigência - art. 36 da LPI

#6.1

08/31/1982

RPI 619

8.1

03/09/1982

RPI 594

Exigência - art. 36 da LPI

#6.1

01/26/1982

RPI 588

Carta-patente expirada

#21.1

11/30/1993

RPI 1200

20.4

08/04/1992

RPI 1131

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