Patent US2643048A successfully refreshed from Google Patents.
US2643048A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paper container with slip resistant coating
Assignee: Monsanto Chemicals Ltd
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Filing: 1947-09-20
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Granted: 1953-06-23
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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 12:33
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.
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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 |