US3049455A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adhesives for bonding poly 1-olefins to metals
Assignee: Phillips Petroleum Co
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Filing: 1957-09-27
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Granted: 1962-08-14
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Expires: 1977-09-27
Abstract
No abstract record available.
Inventors
- 👤 Robert T Werkman
- 👤 Peter J Canterino
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 03:25
CPC Classifications
C; C09; C09J; C09J123/00; C09J123/26; C09J123/28; C08; C08F; C08F10/00; Y; Y10; Y10T; Y10T428/00; Y10T428/26; Y10T428/266; Y10T428/31504; Y10T428/31551; Y10T428/31645; Y10T428/31649; Y10T428/31678; Y10T428/31692; Y10T428/31699; Y10T428/31855; Y10T428/31909; Y10T428/31913
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
103 words
A LAMINATED PRODUCT WHICH CONSISTS OF A METAL BASE, A SHEET OF A 1-OLEFIN POLYMER, AND AN INTERPOSED ADHESIVE LAYER CONSISTING ESSENTIALLY OF A HALOGENATED HIGHLY CRYSSTALLINE, HIGH DENSITY ETHYLENE POLYMER CONTAINING 20 TO 60 WEIGHT PERCENT COMBINED HALOGEN SELECTED FROM THE GROUP CONSISTING OF CHLORINE AND BROMINE BONDING SAID SHEET TO SAID BASE, SAID ETHYLENE POLYME HAVING A CRYSTALLINITY OF AT LEAST 70 PERCENT AND A DENSITY OF AT LEAST 0.94 AND HAVING BEEN PREPARED BY POLYMERIZING 1-OLEFINS COMPRISING AT LEAST 80 WEIGHT PERCENT ETHYLENE, SAID 1-OLEFIN POLYMER BEING PRODUCED BY POLYMERIZING 1-OLEFINS HAVING FROM 2 TO 8 CARBON ATOMS PER MOLECULE.
References Cited (Backward Citations)
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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) | 1965-08-13 | 1966-02-12 | 1966-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-13 | 1970-02-12 | 1970-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-13 | 1974-02-12 | 1974-08-14 | $7700.00 | Window Closed / Lapsed |