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US3527559A Expired / Lapsed US ⏱️ 0.0 years remaining

Dense aqueous aerosol foam depilatory compositions containing a mixture of alkaline metal and alkali metal thioglycolates and a fatty alcohol-alkylene oxide wax emulsifying agent

Assignee: Standard Pharmacal Corp
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Filing: 1967-01-05
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Granted: 1970-09-08
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Expires: 1987-01-05
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Abstract

No abstract record available.

Inventors

  • 👤 Robert A Sliwinski

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 11:39
CPC Classifications
A; A61; A61Q; A61Q9/00; A61Q9/04; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/33; A61K8/39; A61K8/46

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2352524A Cited
US2823168A Cited
US3194736A Cited
US3384548A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1973-09-07 1974-03-09 1974-09-08 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1977-09-07 1978-03-09 1978-09-08 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1981-09-07 1982-03-09 1982-09-08 $7700.00 Window Closed / Lapsed

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