Patent EP0578998A1 successfully refreshed from Google Patents.
US2518462A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Abrasion resistant finishes containing polyethylene
Assignee: EIDP Inc
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Filing: 1946-09-10
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Granted: 1950-08-15
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Expires: 1966-09-10
Abstract
No abstract record available.
Inventors
- 👤 Daniel M Gowing
- 👤 Dorothy R Langdon
- 👤 Royce L Selby
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:53
CPC Classifications
C; C09; C09D; C09D7/00; C09D7/40; C09D7/65; C08; C08L; C08L23/00; C08L23/02; C08L23/04; C08L23/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A NON-AQUEOUS COATING COMPOSITION WHICH YIELDS A TOUGH, DURABLE FILM ON DRYING WHICH COMPRISES ORGANIC FILM-FORMING MATERIAL SELECTED FROM THE GROUP CONSISTING OF VEGETABLE DRYING OIL MODIFIED ALKYD RESINS, MONOHYDRIC ALCOHOL MODIFIED UREA-FORMALDEHYDE RESINS, AND NITROCELLULOSE; AND FROM 0.7 TO 15% BY WEIGHT THEREOF OF A POLYMER OF ETHYLENE WHICH IS SOLID AT ROOM TEMPERATURE AND HAS A COMPOSITION CORRESPONDING TO (CH2)X AND SHOWS A CRYSTALLINE STRUCTURE BY X-RAY DIFFRACTION.
Claim 2
Dependent Claim
70 words
A NON-AQUEOUS COATING COMPOSITION WHICH YIELDS A TOUGH, DURABLE FILM ON DRYING WHICH COMPRISES ORGANIC FILM-FORMING MATERIAL SELECTED FROM THE GROUP CONSISTING OF VEGETABLE DRYING OIL MODIFIED ALKYD RESINS, MONOHYDRIC ALCOHOL MODIFIED UREA-FORMALDEHYDE RESINS, AND NITROCELLULOSE; AND FROM 0.7 TO 15% BY WEIGHT THEREOF OF A POLYMER OF ETHYLENE WHICH IS SOLID AT ROOM TEMPERATURE AND HAS A COMPOSITION CORRESPONDING TO (CH2)X AND SHOWS A CRYSTALLINE STRUCTURE BY X-RAY DIFFRACTION.
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) | 1953-08-14 | 1954-02-13 | 1954-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-08-14 | 1958-02-13 | 1958-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-08-14 | 1962-02-13 | 1962-08-15 | $7700.00 | Window Closed / Lapsed |