US2944936A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Powdered composition consisting essentially of pentachlorophenol and a member of the group of metal naphthenates and mahogany sulfonates
Assignee: Richfield Oil Corp
•
Filing: 1954-06-25
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Granted: 1960-07-12
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Expires: 1974-06-25
Abstract
No abstract record available.
Inventors
- 👤 Arthur H Bronson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 00:24
CPC Classifications
A; A01; A01N; A01N31/00; A01N31/08; A01N31/10; B; B27; B27K; B27K3/00; B27K3/34; B27K3/38; B27K3/40
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
A FREE-FLOWING POWDER COMPOSITION SUITABLE FOR THE PRESERVATION OF CELLULOSIC MATERIALS FROM DECAY, STAIN AND MOLD FUNGI, AND INSECTS, CONSISTING ESSENTIALLY OF POWDERED SOLID PENTACHLOROPHENOL AND AN OILY MATERIAL SELECTED FROM THE GROUP CONSISTING OF ALKALI METAL AND ALKALINE EARTH METAL NAPHTHENATES AND MAHOGANY SULFONATES IN AN AMOUNT WHICH IMPARTS INTI-DUSTING PROPERTIES TO THE PENTACHLOROPHENOL.
Claim 2
Dependent Claim
55 words
A FREE-FLOWING POWDER COMPOSITION SUITABLE FOR THE PRESERVATION OF CELLULOSIC MATERIALS FROM DECAY, STAIN AND MOLD FUNGI, AND INSECTS, CONSISTING ESSENTIALLY OF POWDERED SOLID PENTACHLOROPHENOL AND AN OILY MATERIAL SELECTED FROM THE GROUP CONSISTING OF ALKALI METAL AND ALKALINE EARTH METAL NAPHTHENATES AND MAHOGANY SULFONATES IN AN AMOUNT WHICH IMPARTS INTI-DUSTING PROPERTIES TO THE PENTACHLOROPHENOL.
References Cited (Backward Citations)
US1679919A
Cited
US2315064A
Cited
US2402793A
Cited
US2612477A
Cited
US2615815A
Cited
US2756120A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-12 | 1964-01-11 | 1964-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-12 | 1968-01-11 | 1968-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-12 | 1972-01-11 | 1972-07-12 | $7700.00 | Window Closed / Lapsed |