US2648487A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bag for packaging tacky polymeric materials
Assignee: ST Regis Paper Co
•
Filing: 1947-07-25
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Granted: 1953-08-11
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Expires: 1967-07-25
Abstract
No abstract record available.
Inventors
- 👤 Linda Frank Raymond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:25
CPC Classifications
B; B65; B65D; B65D65/00; B65D65/38; B65D65/42; B65D31/00; B65D31/02; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1043; Y10T156/1044; Y10T156/1048; Y10T156/11; Y10T156/1153
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A MULTI-WALL PAPER BAG FOR PACKAGING TACKY, HIGH MOLECULAR, POLYMERIC MATERIALS, IN SUCH MANNER THAT SAID MATERIALS MAY BE EASILY REMOVED FROM SAID BAG, SAID BAG COMPRISING A MULTIPLICITY OF PAPER TUBES, DISPOSED ONE WITHIN ANOTHER, SAID TUBES BEING SECURED TOGETHER AT ONE END THEREOF TO FORM A CLOSURE, THE INNER PAPER TUBE OF SAID BAG BEING FACED WITH A SUBSTANTIALLY IMPERVIOUS SUPERIMPOSED CONTINUOUS, NON-TACKY LAYER OF A TOUGH AND FLEXIBLE POLYMERIC SUBSTANCE LOOSELY BONDED TO SAID PAPER WITH AN INTERPOSED BONDING MEDIUM OF LOW TENSILE STRENGTH SUCH THAT SAID POLYMERIC LAYER MAY BE EASILY STRIPPED FROM SAID PAPER TUBE.
Claim 2
Dependent Claim
100 words
A MULTI-WALL PAPER BAG FOR PACKAGING TACKY, HIGH MOLECULAR, POLYMERIC MATERIALS, IN SUCH MANNER THAT SAID MATERIALS MAY BE EASILY REMOVED FROM SAID BAG, SAID BAG COMPRISING A MULTIPLICITY OF PAPER TUBES, DISPOSED ONE WITHIN ANOTHER, SAID TUBES BEING SECURED TOGETHER AT ONE END THEREOF TO FORM A CLOSURE, THE INNER PAPER TUBE OF SAID BAG BEING FACED WITH A SUBSTANTIALLY IMPERVIOUS SUPERIMPOSED CONTINUOUS, NON-TACKY LAYER OF A TOUGH AND FLEXIBLE POLYMERIC SUBSTANCE LOOSELY BONDED TO SAID PAPER WITH AN INTERPOSED BONDING MEDIUM OF LOW TENSILE STRENGTH SUCH THAT SAID POLYMERIC LAYER MAY BE EASILY STRIPPED FROM SAID PAPER TUBE.
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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) | 1956-08-10 | 1957-02-09 | 1957-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-10 | 1961-02-09 | 1961-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-10 | 1965-02-09 | 1965-08-11 | $7700.00 | Window Closed / Lapsed |