US3266965A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making a tearable laminated sheet material
Assignee: Individual
•
Filing: 1964-03-26
•
Granted: 1966-08-16
•
Expires: 1984-03-26
Abstract
No abstract record available.
Inventors
- 👤 Arthur T Spees
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:02
CPC Classifications
B; B65; B65D; B65D75/00; B65D75/52; B65D75/58; B65D75/66; Y; Y10; Y10S; Y10S493/00; Y10S493/916; Y10S493/93; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1062; Y10T156/1067; Y10T156/1075; Y10T156/1084; Y10T156/1087; Y10T156/12; Y10T156/13
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
THE METHOD OF FORMING A TEAR TAPE FOR APPLICATION TO THERMOPLASTIC SHEET MATERIAL FROM A LAMINATED STRIP HAVING A CORE LAYER OF NON-THERMOPLASTIC SHEET MATERIAL, WHICH BETWEEN TWO LAYERS OF THEREMOPLASTIC SHEET MATERIAL, WHICH COMPRISES THE STEPS OF WEAKENING SAID LAMINATED STRIP LONGITUDINALLY ALONG AT LEAST ONE LINE BY AT LEAST PARTIALLY SEVERING THE LAMINATED STRIP TO DEFINE AT LEAST TWO LONGITUDINAL SECTIONS, AND RESTORING THE SEVERED PORTIONS OF EACH OF THE THERMOPLASTIC LAYERS OF SAID LAMINATED STRIP BY APPLICATION OF HEAT WHILE LEAVING THE SEVERED PORTION OF SAID CORE LAYER IN SEVERED CONDITION.
Claim 2
Independent Claim
94 words
THE METHOD OF FORMING A TEAR TAPE FOR APPLICATION TO THERMOPLASTIC SHEET MATERIAL FROM A LAMINATED STRIP HAVING A CORE LAYER OF NON-THERMOPLASTIC SHEET MATERIAL, WHICH BETWEEN TWO LAYERS OF THEREMOPLASTIC SHEET MATERIAL, WHICH COMPRISES THE STEPS OF WEAKENING SAID LAMINATED STRIP LONGITUDINALLY ALONG AT LEAST ONE LINE BY AT LEAST PARTIALLY SEVERING THE LAMINATED STRIP TO DEFINE AT LEAST TWO LONGITUDINAL SECTIONS, AND RESTORING THE SEVERED PORTIONS OF EACH OF THE THERMOPLASTIC LAYERS OF SAID LAMINATED STRIP BY APPLICATION OF HEAT WHILE LEAVING THE SEVERED PORTION OF SAID CORE LAYER IN SEVERED CONDITION.
References Cited (Backward Citations)
US3127087A
Cited
US2334381A
Cited
US2554160A
Cited
US2711779A
Cited
US2991000A
Cited
US3012481A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |