Patent EP0070150B1 successfully refreshed from Google Patents.
Patent US3281259A successfully refreshed from Google Patents.
US3281259A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of rendering surface of polyethylene foam sheet printable
Assignee: Haveg Industries Inc
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Filing: 1963-08-19
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Granted: 1966-10-25
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Expires: 1983-08-19
Abstract
No abstract record available.
Inventors
- 👤 John H Lux
- 👤 Ernest O Ohsol
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:35
CPC Classifications
C; C08; C08J; C08J9/00; C08J9/36; B; B29; B29C; B29C44/00; B29C44/34; B29C44/56; B29C48/00; B29C48/001; B29C59/00; B29C59/02; B41; B41M; B41M1/00; B41M1/26; B41M1/30; B29C2059/027; B29C48/0018; B29C48/03; B29C48/07; B29C48/08; B29K; B29K2105/00; B29K2105/04; B29K2995/00; B29K2995/0037; B29K2995/0072; C08J2323/00; C08J2323/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
A PROCESS OF RENDERING THE SURFACE OF AN ARTICLE MADE OF A COMPOSITION CONTAINING A FOAMABLE POLYMER OF A MONOOLEFIN HAVING 2-3 CARBON ATOMS CAPABLE OF ADHERING TO A COATING COMPRISING HEATING THE SURFACE AREA ONLY OF THE POLYMER SUFFICIENTLY TO FORM BUBBLES AND TO CAUSE THE BUBBLES TO BREAK LEAVING EXPOSED FRAGMENTS OF BUBBLES WHILE NOT SIGNIFICANTLY ALTERING THE BALANCE OF THE ARTICLE.
Claim 2
Dependent Claim
64 words
A PROCESS OF RENDERING THE SURFACE OF AN ARTICLE MADE OF A COMPOSITION CONTAINING A FOAMABLE POLYMER OF A MONOOLEFIN HAVING 2-3 CARBON ATOMS CAPABLE OF ADHERING TO A COATING COMPRISING HEATING THE SURFACE AREA ONLY OF THE POLYMER SUFFICIENTLY TO FORM BUBBLES AND TO CAUSE THE BUBBLES TO BREAK LEAVING EXPOSED FRAGMENTS OF BUBBLES WHILE NOT SIGNIFICANTLY ALTERING THE BALANCE OF THE ARTICLE.
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) | 1969-10-24 | 1970-04-25 | 1970-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-24 | 1974-04-25 | 1974-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-24 | 1978-04-25 | 1978-10-25 | $7700.00 | Window Closed / Lapsed |