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US3130135A Expired / Lapsed US ⏱️ 0.0 years remaining

Nickel plating

Assignee: STURE GRANBERGER FA
•
Filing: 1962-11-21
•
Granted: 1964-04-21
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Expires: 1982-11-21
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Abstract

No abstract record available.

Inventors

  • 👤 Ericson Harry Axel Herman

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 19:46
CPC Classifications
C; C07; C07D; C07D233/00; C07D233/04; C07D233/06; C25; C25D; C25D3/00; C25D3/02; C25D3/12; C25D3/14; C25D3/18

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 24 words
NICKEL PLATING BATH CONTAINING AT LEAST ONE NICKEL SALT AS A SOURCE OF NICKEL AND AS A BRIGHTENER, AN IMIDAZOL COMPOUND HAVING THE FORMULA
Claim 2
Dependent Claim 24 words
NICKEL PLATING BATH CONTAINING AT LEAST ONE NICKEL SALT AS A SOURCE OF NICKEL AND AS A BRIGHTENER, AN IMIDAZOL COMPOUND HAVING THE FORMULA

References Cited (Backward Citations)

US2684327A Cited
US2737484A Cited
US3054733A Cited
US2905692A Cited
US2986500A Cited
US3037028A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-04-21 1967-10-21 1968-04-21 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-04-21 1971-10-21 1972-04-21 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-04-21 1975-10-21 1976-04-21 $7700.00 Window Closed / Lapsed

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