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US3447545A Expired / Lapsed US ⏱️ 0.0 years remaining

Reclamation of liquids used in vehicle washing

Assignee: TA ACQUISITION CORP
•
Filing: 1967-08-30
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Granted: 1969-06-03
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Expires: 1987-08-30
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Abstract

No abstract record available.

Inventors

  • 👤 Raymond L Lawter

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 09:01
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/38; C02F1/40; C02F2103/00; C02F2103/44

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2139096A Cited
US2660744A Cited
US2922173A Cited
US3003347A Cited
US3313311A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1972-06-02 1972-12-02 1973-06-03 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1976-06-02 1976-12-02 1977-06-03 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1980-06-02 1980-12-02 1981-06-03 $7700.00 Window Closed / Lapsed

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