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US2614992A Expired / Lapsed US ⏱️ 0.0 years remaining

Paint stripping compositions

Assignee: Individual
•
Filing: 1950-11-30
•
Granted: 1952-10-21
•
Expires: 1970-11-30
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Abstract

No abstract record available.

Inventors

  • 👤 Mankowich Abraham

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 08:34
CPC Classifications
C; C09; C09D; C09D9/00

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 61 words
A PAINT STRIPPING COMPOSITION COMPRISING FROM ABOUT 2.5 TO 10 PER CENT BY WEIGHT OF DODECYL DIETHYLENE TRIAMINE AND UP TO 15 PER CENT BY WEIGHT OF A NON-IONIC ALKYLATED ARYL POLYETHYLENE GLYCOL ETHER SURFACE ACTIVE AGENT THE REMAINDER OF SAID COMPOSITION CONSISTING ESSENTIALLY OF A MIXTURE CONSISTING OF A MAJOR PROPORTION OF TRISODIUM PHOSPHATE AND THE BALANCE BEING SODIUM TRISILICATE.

References Cited (Backward Citations)

US1962821A Cited
US2213477A Cited
US2267205A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1955-10-21 1956-04-21 1956-10-21 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1959-10-21 1960-04-21 1960-10-21 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1963-10-21 1964-04-21 1964-10-21 $7700.00 Window Closed / Lapsed

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