US3240330A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure sensitive adhesive tapes
Assignee: Adhesive Tapes Ltd
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Filing: 1962-03-30
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Granted: 1966-03-15
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Expires: 1982-03-30
Abstract
No abstract record available.
Inventors
- 👤 Christmas Henry Francis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:40
CPC Classifications
C; C09; C09J; C09J7/00; C09J7/20; C09J7/21; C09J7/201; C09J7/22; C09J7/30; C09J7/38; C09J2301/00; C09J2301/40; C09J2301/414; Y; Y10; Y10T; Y10T428/00; Y10T428/28; Y10T428/2839; Y10T428/31504; Y10T428/31855; Y10T428/3188; Y10T428/31884; Y10T428/31909
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
46 words
A PRESSURE SENSITIVE ADHESIVE TPE IN ROLL FROM, BACK COATED WITH A RELEASE COTING COMPRISING AS ACTIVE RELEASE AGENT THE HALF AMIDE, HALD AMINE SALT OF AN ETHYLENE/MALEIC ANHYDRIDE COPOLYMER WITH A PRIMARY AMINE CONTAINING A STRAIGHT CHAIN ALKYL GROUP OF AT LEAST 12 CARBON ATOMS.
Claim 2
Dependent Claim
46 words
A PRESSURE SENSITIVE ADHESIVE TPE IN ROLL FROM, BACK COATED WITH A RELEASE COTING COMPRISING AS ACTIVE RELEASE AGENT THE HALF AMIDE, HALD AMINE SALT OF AN ETHYLENE/MALEIC ANHYDRIDE COPOLYMER WITH A PRIMARY AMINE CONTAINING A STRAIGHT CHAIN ALKYL GROUP OF AT LEAST 12 CARBON ATOMS.
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) | 1969-03-14 | 1969-09-13 | 1970-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-14 | 1973-09-13 | 1974-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-14 | 1977-09-13 | 1978-03-15 | $7700.00 | Window Closed / Lapsed |