Patent US3358905A successfully refreshed from Google Patents.
US3358905A
Expired / Lapsed
US
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Flexible bag type shipping container and method of clsing and sealing same
Assignee: Inland Steel Co
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Filing: 1966-09-27
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Granted: 1967-12-19
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Expires: 1986-09-27
Abstract
No abstract record available.
Inventors
- 👤 Soeshbergen Adrianus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:51
CPC Classifications
B; B65; B65D; B65D77/00; B65D77/04; B65D77/06; B65D77/10; B65D77/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
A METHOD OF CLOSING AND SEALING A FLEXIBLE BAG FORMED OF FUSIBLE MATERIAL COMPRISING THE STEPS OF GATHERING THE MATERIAL OF THE BAG ADJACENT ITS FREE END SO AS TO FORM A SKEIN, PLACING A RING FORMED OF A FUSIBLE MATERIAL THAT IS SOLID AND RIGID AT NORMAL ROOM TEMPERATURE ABOUT THE SKEIN WITH A PORTION OF THE SKEIN PROJECTING THROUGH AND ABOVE THE RING, APPLYING HEAT AND PRESSURE TO THE FREE PROJECTING PORTION OF THE SKEIN WITH SUCH PRESSURE BEING APPLIED TO A GENERALLY AXIAL DIRECTION RELATIVE TO THE RING SO AS TO FUSE AND COMPACT THE RING TOGETHER WITH THE FREE PROJECTING SKEIN PORTION; AND ALLOWING THE FUSED AND COMPACTED RING AND SKEIN PORTION TO COOL AND SOLIDIFY THEREBY FORMING A SOLID SEAL.
Claim 2
Independent Claim
125 words
A METHOD OF CLOSING AND SEALING A FLEXIBLE BAG FORMED OF FUSIBLE MATERIAL COMPRISING THE STEPS OF GATHERING THE MATERIAL OF THE BAG ADJACENT ITS FREE END SO AS TO FORM A SKEIN, PLACING A RING FORMED OF A FUSIBLE MATERIAL THAT IS SOLID AND RIGID AT NORMAL ROOM TEMPERATURE ABOUT THE SKEIN WITH A PORTION OF THE SKEIN PROJECTING THROUGH AND ABOVE THE RING, APPLYING HEAT AND PRESSURE TO THE FREE PROJECTING PORTION OF THE SKEIN WITH SUCH PRESSURE BEING APPLIED TO A GENERALLY AXIAL DIRECTION RELATIVE TO THE RING SO AS TO FUSE AND COMPACT THE RING TOGETHER WITH THE FREE PROJECTING SKEIN PORTION; AND ALLOWING THE FUSED AND COMPACTED RING AND SKEIN PORTION TO COOL AND SOLIDIFY THEREBY FORMING A SOLID SEAL.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-18 | 1971-06-19 | 1971-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-18 | 1975-06-19 | 1975-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-18 | 1979-06-19 | 1979-12-19 | $7700.00 | Window Closed / Lapsed |