Patent US3392085A successfully refreshed from Google Patents.
US3392085A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of sizing paper with a fatty acid and carbohydrate
Assignee: Stone Container Corp
•
Filing: 1964-11-25
•
Granted: 1968-07-09
•
Expires: 1984-11-25
Abstract
No abstract record available.
Inventors
- 👤 Murry L Oliver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:58
CPC Classifications
D; D21; D21H; D21H17/00; D21H17/20; D21H17/21; D21H17/24; D21H17/31; D21H17/03; D21H17/05; D21H17/14; D21H17/28; D21H17/29
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB190112769A
Cited
US1840399A
Cited
US1884563A
Cited
US2056209A
Cited
US2124372A
Cited
US2195600A
Cited
US2250115A
Cited
US3017294A
Cited
US2935436A
Cited
US3223543A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-09 | 1972-01-08 | 1972-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-09 | 1976-01-08 | 1976-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-09 | 1980-01-08 | 1980-07-09 | $7700.00 | Window Closed / Lapsed |