US3382971A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Packaging twine
Assignee: Eastman Kodak Co
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Filing: 1964-10-16
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Granted: 1968-05-14
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Expires: 1984-10-16
Abstract
No abstract record available.
Inventors
- 👤 Johnson William Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 03:22
CPC Classifications
B; B65; B65D; B65D85/00; B65D85/02; B65D85/04; B65B; B65B53/00; B65B53/02; B65D75/00; B65D75/002; B65D75/004; B65H; B65H55/00; B65H2701/00; B65H2701/10; B65H2701/11; B65H2701/17; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
151 words
A METHOD FOR PAKAGING A SYNTHETIC TWINE PRODUCT COMPRISING THE STEP OF: (A) WINDING AN ELONGATED TWINE PRODUCT OF SYNTHETIC MATERIAL INTO A CYLINDRICAL, OPEN CORE, RELATIVELY LOOSE TWINE PACKAGE SUBJECT TO TELESCOPING AND COLLAPSE UPON HANDLING; (B) PLACING SAID CYLINDRICAL, OPEN CORE, TWINE PACKAGE INTO AN OPEN-ENDED BAG FORMED OF NON-HEATSET, LOW DENSITY POLYETHYLENE SHEETING HAVING SUFFICIENT MOLECULAR ORIENTATION TO RESULT IN A CONTRACTION VALUE OF ABOUT 35% IN THE TRANSVERSE DIRECTION AND ABOUT 45% IN THE MACHINE DIRECTION WITHE RESPECT TO THE LINE OF EXTRUSION OF THE SHEETING FROM WHICH THE BAG IS FORMED; (C) TUCKING THE OPEN END OF SAID BAG INTO THE OPEN CORE OF SAID TWINE PACKAGE; (D) SUBJECTING SAID TWINE PACKAGE TO A TEMPERATURE OF ABOUT 400* F. FOR ABOUT 3 TO 5 SECONDS TO THEREBY SHRINK SAID BAG ABOUT SAID TWINE PACKAGE AND FORM A TIGHT PACKAGE HAVING NO TENDENCY TO TELESCOPE OR COLLAPSE.
Claim 2
Independent Claim
151 words
A METHOD FOR PAKAGING A SYNTHETIC TWINE PRODUCT COMPRISING THE STEP OF: (A) WINDING AN ELONGATED TWINE PRODUCT OF SYNTHETIC MATERIAL INTO A CYLINDRICAL, OPEN CORE, RELATIVELY LOOSE TWINE PACKAGE SUBJECT TO TELESCOPING AND COLLAPSE UPON HANDLING; (B) PLACING SAID CYLINDRICAL, OPEN CORE, TWINE PACKAGE INTO AN OPEN-ENDED BAG FORMED OF NON-HEATSET, LOW DENSITY POLYETHYLENE SHEETING HAVING SUFFICIENT MOLECULAR ORIENTATION TO RESULT IN A CONTRACTION VALUE OF ABOUT 35% IN THE TRANSVERSE DIRECTION AND ABOUT 45% IN THE MACHINE DIRECTION WITHE RESPECT TO THE LINE OF EXTRUSION OF THE SHEETING FROM WHICH THE BAG IS FORMED; (C) TUCKING THE OPEN END OF SAID BAG INTO THE OPEN CORE OF SAID TWINE PACKAGE; (D) SUBJECTING SAID TWINE PACKAGE TO A TEMPERATURE OF ABOUT 400* F. FOR ABOUT 3 TO 5 SECONDS TO THEREBY SHRINK SAID BAG ABOUT SAID TWINE PACKAGE AND FORM A TIGHT PACKAGE HAVING NO TENDENCY TO TELESCOPE OR COLLAPSE.
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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) | 1971-05-14 | 1971-11-13 | 1972-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-14 | 1975-11-13 | 1976-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-14 | 1979-11-13 | 1980-05-14 | $7700.00 | Window Closed / Lapsed |