US3278646A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat-sealable films comprising polyolefin and a terpene polymer
Assignee: Hercules LLC
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Filing: 1963-02-01
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Granted: 1966-10-11
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Expires: 1983-02-01
Abstract
No abstract record available.
Inventors
- 👤 Jr James V C Lambert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:19
CPC Classifications
C; C08; C08L; C08L23/00; C08L23/02; C08K; C08K3/00; C08K3/18; C08K3/20; C08K3/22; C08K5/00; C08K5/36; C08L23/04; C08L23/06; C08L23/10; C08L65/00; C08L2666/00; C08L2666/02; C08L2666/04; C08L57/00; C08L57/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
A TRANSPARENT, HEAT-SEALABLE, UNSUPPORTED FILM CONSISTNG ESSENTIALLY OF A BLEND OR A POLYOLEFIN SELECTED FROM THE GROUP CONSISTING OF POLYETHYLENE AND STEREOREGULAR POLYMERS OF A-OLEFINS CONTINING FROM 3 TO 6 CARBON ATOMS AND A POLYMER OF A TERPENE SELECTED FROM THE GROUP CONSISTING OF ALLO-OCIMENE, CARENE, ISOMERIZED PINENE, PINENE, DIPENTENE, TERPINENE, TERPINOLENE, LIMONENE, TTURPENTINE, AND MIXTURES THEREOF, SAID TERPENE POLYMER HAVING A SOFTENING POINT ABOVE ABOUT 70*C., AND SAID BLEND CONTAINING ABOUT 1 TO ABOUT 60% BY WEIGHT OF THE TERPENE POLYMER.
Claim 2
Dependent Claim
82 words
A TRANSPARENT, HEAT-SEALABLE, UNSUPPORTED FILM CONSISTNG ESSENTIALLY OF A BLEND OR A POLYOLEFIN SELECTED FROM THE GROUP CONSISTING OF POLYETHYLENE AND STEREOREGULAR POLYMERS OF A-OLEFINS CONTINING FROM 3 TO 6 CARBON ATOMS AND A POLYMER OF A TERPENE SELECTED FROM THE GROUP CONSISTING OF ALLO-OCIMENE, CARENE, ISOMERIZED PINENE, PINENE, DIPENTENE, TERPINENE, TERPINOLENE, LIMONENE, TTURPENTINE, AND MIXTURES THEREOF, SAID TERPENE POLYMER HAVING A SOFTENING POINT ABOVE ABOUT 70*C., AND SAID BLEND CONTAINING ABOUT 1 TO ABOUT 60% BY WEIGHT OF THE TERPENE POLYMER.
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) | 1969-10-10 | 1970-04-11 | 1970-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-10 | 1974-04-11 | 1974-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-10 | 1978-04-11 | 1978-10-11 | $7700.00 | Window Closed / Lapsed |