US2567010A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fungistatic wrapper
Assignee: Dow Chemical Co
•
Filing: 1947-01-13
•
Granted: 1951-09-04
•
Expires: 1967-01-13
Abstract
No abstract record available.
Inventors
- 👤 Gerald H Coleman
- 👤 Paul A Wolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:42
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/02; A61K8/0208; A61K8/18; A61K8/30; A61K8/49; A61K8/4973; A61K8/498
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
25 words
A CELLULOSIC WRAPPING SHEET CARRYING AN EFFECTIVE FUNGISTATIC AMOUNT, AT LEAST 0.3 PER CENT OF THE WEIGHT OF THE ARTICLE, OF DEHYDROACETIC ACID INTEGRAL THEREWITH.
Claim 2
Dependent Claim
25 words
A CELLULOSIC WRAPPING SHEET CARRYING AN EFFECTIVE FUNGISTATIC AMOUNT, AT LEAST 0.3 PER CENT OF THE WEIGHT OF THE ARTICLE, OF DEHYDROACETIC ACID INTEGRAL THEREWITH.
References Cited (Backward Citations)
US2127879A
Cited
US2229204A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-09-03 | 1955-03-05 | 1955-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-03 | 1959-03-05 | 1959-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-03 | 1963-03-05 | 1963-09-04 | $7700.00 | Window Closed / Lapsed |