US2643048A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paper container with slip resistant coating
Assignee: Monsanto Chemicals Ltd
•
Filing: 1947-09-20
•
Granted: 1953-06-23
•
Expires: 1967-09-20
Abstract
No abstract record available.
Inventors
- 👤 Ivan V Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:36
CPC Classifications
B; B65; B65D; B65D33/00; B65D33/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
A PACKAGING CONTAINER CHARACTERIZED BY A SLIP RESISTANT SURFACE AND HAVING SIDE WALLS AND A TOP AND BOTTOM CLOSURE COMPOSED OF AN OUTER PAPER LAYER, SAID CONTAINER HAVING A DISCONTINUOUS FILM OF DISCRETE PARTICLES OF COLLOIDAL SILICA ON THE OUTER SURFACE OF SAID OUTER PAPER LAYER, SAID SILICA BEING PRESENT IN AMOUNT OF 0.01 TO 5% BASED ON THE WEIGHT OF THE OUTER PAPER LAYER.
Claim 2
Dependent Claim
65 words
A PACKAGING CONTAINER CHARACTERIZED BY A SLIP RESISTANT SURFACE AND HAVING SIDE WALLS AND A TOP AND BOTTOM CLOSURE COMPOSED OF AN OUTER PAPER LAYER, SAID CONTAINER HAVING A DISCONTINUOUS FILM OF DISCRETE PARTICLES OF COLLOIDAL SILICA ON THE OUTER SURFACE OF SAID OUTER PAPER LAYER, SAID SILICA BEING PRESENT IN AMOUNT OF 0.01 TO 5% BASED ON THE WEIGHT OF THE OUTER PAPER LAYER.
References Cited (Backward Citations)
US914238A
Cited
US1092601A
Cited
US1656368A
Cited
US1699843A
Cited
US1839168A
Cited
US1928192A
Cited
US2173517A
Cited
US2178447A
Cited
US2223240A
Cited
US2527329A
Cited
US2431873A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-22 | 1956-12-22 | 1957-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-22 | 1960-12-22 | 1961-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-22 | 1964-12-22 | 1965-06-23 | $7700.00 | Window Closed / Lapsed |