US2970078A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyethylene bond and method therefor
Assignee: Plax Corp
•
Filing: 1954-05-06
•
Granted: 1961-01-31
•
Expires: 1974-05-06
Abstract
No abstract record available.
Inventors
- 👤 Alvin R Nielsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:09
CPC Classifications
C; C08; C08J; C08J5/00; C08J5/12; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31855; Y10T428/31909; Y10T428/31913
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
THE METHOD OF BONDING TWO SURFACES AT LEAST ONE OF WHICH IS AN ETHYLENE POLYMER SURFACE WHICH COMPRISES APPLYING A COATING OF A SUBSTANTIALLY SATURATED AQUEOUS SOLUTION OF CHROMIUM TRIOXIDE TO THE SURFACES, PRESSING THE COATED SURFACES TOGETHER WHILE WET WITH THE CHROMIUM TRIOXIDE SOLUTION, AND DRYING THE CHROMIUM TRIOXIDE COATING BETWEEN THE CONTACTING SURFACES.
Claim 2
Independent Claim
55 words
THE METHOD OF BONDING TWO SURFACES AT LEAST ONE OF WHICH IS AN ETHYLENE POLYMER SURFACE WHICH COMPRISES APPLYING A COATING OF A SUBSTANTIALLY SATURATED AQUEOUS SOLUTION OF CHROMIUM TRIOXIDE TO THE SURFACES, PRESSING THE COATED SURFACES TOGETHER WHILE WET WITH THE CHROMIUM TRIOXIDE SOLUTION, AND DRYING THE CHROMIUM TRIOXIDE COATING BETWEEN THE CONTACTING SURFACES.
References Cited (Backward Citations)
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Cited
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Cited
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Cited
US2668134A
Cited
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Cited
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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) | 1964-01-31 | 1964-08-01 | 1965-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-31 | 1968-08-01 | 1969-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-31 | 1972-08-01 | 1973-01-31 | $7700.00 | Window Closed / Lapsed |