Patent US2909459A successfully refreshed from Google Patents.
US2909459A
Expired / Lapsed
US
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Preservative composition comprising pyridinethione and a soluble borate
Assignee: Olin Corp
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Filing: 1956-05-22
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Granted: 1959-10-20
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Expires: 1976-05-22
Abstract
No abstract record available.
Inventors
- 👤 Almon G Hovey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:21
CPC Classifications
A; A23; A23B; A23B7/00; A23B7/14; A23B7/153; A23B7/154; A23B7/157
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
30 words
THE ANTI-FUNGAL AND ANTI-BACTERIAL COMPOSITION FOR USE IN AQUEOUS SOLUTIONS CONTAINING PROTEINACEOUS MATERIAL COMPRISING UP TO ABOUT 100 PARTS PER MILLION OF A PYRIDINETHIONE AND, IN ADDITION, A SOLUBLE BORATE.
Claim 2
Dependent Claim
30 words
THE ANTI-FUNGAL AND ANTI-BACTERIAL COMPOSITION FOR USE IN AQUEOUS SOLUTIONS CONTAINING PROTEINACEOUS MATERIAL COMPRISING UP TO ABOUT 100 PARTS PER MILLION OF A PYRIDINETHIONE AND, IN ADDITION, A SOLUBLE BORATE.
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) | 1962-10-19 | 1963-04-20 | 1963-10-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-10-19 | 1967-04-20 | 1967-10-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-10-19 | 1971-04-20 | 1971-10-20 | $7700.00 | Window Closed / Lapsed |