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US3213102A Expired / Lapsed US ⏱️ 0.0 years remaining

6-imidopenicillanic acids

Assignee: Individual
•
Filing: 1961-10-19
•
Granted: 1965-10-19
•
Expires: 1981-10-19
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Abstract

No abstract record available.

Inventors

  • 👤 Anthony L Tosoni
  • 👤 Zubrys Alfonsas

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 20:03
CPC Classifications
C; C07; C07D; C07D499/00

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 26 words
THE ALKALI METAL SALTS OF A MEMBER SELECTED FROM THE GROUP OF 6-DIPHENIMIDOPENICILLANIC ACID AND 6-BENZOIC SULPHONIMIDOPENICILLANIC ACID WHEREIN THE ALKALI METAL IS SODIUM OR POTASSIUM.
Claim 2
Dependent Claim 26 words
THE ALKALI METAL SALTS OF A MEMBER SELECTED FROM THE GROUP OF 6-DIPHENIMIDOPENICILLANIC ACID AND 6-BENZOIC SULPHONIMIDOPENICILLANIC ACID WHEREIN THE ALKALI METAL IS SODIUM OR POTASSIUM.

References Cited (Backward Citations)

US2721196A Cited
US2934540A Cited
US2941995A Cited
US2951839A Cited
US3117126A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-10-18 1969-04-19 1969-10-19 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-10-18 1973-04-19 1973-10-19 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-10-18 1977-04-19 1977-10-19 $7700.00 Window Closed / Lapsed

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