Patent US3575755A successfully refreshed from Google Patents.
US3575755A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Code dating with heat shrinkable and pressure features
Assignee: Kliklok LLC
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Filing: 1967-09-08
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Granted: 1971-04-20
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Expires: 1987-09-08
Abstract
Abstract MARKING OF PACKAGING MATERIAL UTILIZING AN EXISTING INK LAYER IN THE MATERIAL AND AN ADJACENT HEAT SHRINKABLE LAYER BY APPLYING HEAT IN THE FORM OF INDICIA TO CAUSE WITHDRAWAL OF SAID LAYERS TO ALLOW THE DIFFERENT COLORED BASE SHEET TO SHOW THROUGH. ALSO, WITHDRAWAL OF THE INK LAYER MAY BE BY PRESSURE OF A RAISED INDICIA AGAINIST A RIGID BACKING TO CAUSE SAID INK LAYER TO BE SQUEEZED AWAY, AND THE HEAT AND PRESSURE IS APPLIED TO THE BACK SIDE OF SAID BASE SHEET WITH THE RIGID BACKING BEING TEFLONCOATED TO PREVENT ADHERENCE OF SAID LAYERS.
Inventors
- 👤 Duncan B Cutler
- 👤 Nelson R Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:07
CPC Classifications
B; B65; B65B; B65B61/00; B65B61/02; B65B61/025; B29; B29C; B29C43/00; B29C59/00; B29C59/18; B29C67/00; B29C67/0007; B41; B41M; B41M5/00; B41M5/26; B41M5/36; B29C37/00; B29C2037/80; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1023
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-04-19 | 1974-10-19 | 1975-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-04-19 | 1978-10-19 | 1979-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-04-19 | 1982-10-19 | 1983-04-20 | $7700.00 | Window Closed / Lapsed |