US3080212A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treatment of wood with hot chromated copper arsenate solutions
Assignee: Beazer East Inc
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Filing: 1961-12-12
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Granted: 1963-03-05
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Expires: 1981-12-12
Abstract
No abstract record available.
Inventors
- 👤 William J Oberley
- 👤 Irving S Goldstein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:48
CPC Classifications
B; B27; B27K; B27K3/00; B27K3/16; B27K3/32; B27K3/02; B27K3/0278; B27K3/0292; B27K3/08; B27K3/22; B27K3/26; B27K3/28; B27K5/00; B27K5/001
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
A METHOD OF TREATING WOOD WITH A HOT PRESERVATIVE SOLUTION, WHEREBY REDUCING SUGARS EXTRACTED FROM THE WOOD, ARE NEUTRALIZED TO PREVENT PRECIPITATION OF DIFFICULTLY SOLUBLE SALTS IN THE SOLUTION WHICH COMPRISES CONTACTING THE WOOD, AT A TEMPERATURE ABOVE 60* C. AND UNDER A PRESSURE OF 50 TO 200 P.S.I.G. WITH A 1 TO 10 PERCENT SOLUTION OF CHROMATED COPPER ARSENATE STABILIZED WITH OZONE UNITL THE WOOD IS THOROUGHLY IMPREGNATED WITH THE HOT PRESERVATIVE SOLUTION.
Claim 2
Independent Claim
74 words
A METHOD OF TREATING WOOD WITH A HOT PRESERVATIVE SOLUTION, WHEREBY REDUCING SUGARS EXTRACTED FROM THE WOOD, ARE NEUTRALIZED TO PREVENT PRECIPITATION OF DIFFICULTLY SOLUBLE SALTS IN THE SOLUTION WHICH COMPRISES CONTACTING THE WOOD, AT A TEMPERATURE ABOVE 60* C. AND UNDER A PRESSURE OF 50 TO 200 P.S.I.G. WITH A 1 TO 10 PERCENT SOLUTION OF CHROMATED COPPER ARSENATE STABILIZED WITH OZONE UNITL THE WOOD IS THOROUGHLY IMPREGNATED WITH THE HOT PRESERVATIVE SOLUTION.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-04 | 1966-09-03 | 1967-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-04 | 1970-09-03 | 1971-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-04 | 1974-09-03 | 1975-03-05 | $7700.00 | Window Closed / Lapsed |