US2961346A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coated polyethylene structure
Assignee: Diamond Shamrock Corp
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Filing: 1958-05-26
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Granted: 1960-11-22
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Expires: 1978-05-26
Abstract
No abstract record available.
Inventors
- 👤 John E Dereich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 03:18
CPC Classifications
C; C08; C08J; C08J7/00; C08J7/04; C08J7/0427; C08J7/043; C08J7/046; C08J2323/00; C08J2323/02; C08J2323/04; C08J2323/06; C08J2491/00; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31801
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
100 words
A METHOD OF FORMING A COATED ARTICLES WHICH COMPRISES APPLYING TO THE SURFACE OF A POLYETHYLENE STRUCTURE A COMPOSITION COMPRISING A MAJOR AMOUNT OF A CHLORINATED PARAFIN WAX CONTAINING 66-80% BY WEIGHT OF CHEMICALLY COMBINED CHLORINE AND HAVING 18-36 CARBON ATOMS IN THE MOLECULE THEREOF, A MINOR AMOUNT OF A FILM-FORMING AGENT, AND SMALL BUT EFFECTIVE AMOUNTS AND A COMPOUND SELECTED FROM THE GROUP CONSISTING OF OIL-SOLUBLE DYES AND PIGMENTS, SAID COMPOSITION BEING DISPERSED IN A SUITABLE SOLVENT, AND REMOVING THE SOLVENT FROM SAID COMPOSITION, SO AS TO FORM A DRY, ADHERENT COATING ON THE SURFACE OF SAID POLYETHYLENE STRUCTURE.
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) | 1963-11-22 | 1964-05-23 | 1964-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-22 | 1968-05-23 | 1968-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-22 | 1972-05-23 | 1972-11-22 | $7700.00 | Window Closed / Lapsed |