US2773045A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wax compositions and sheet materials coated therewith
Assignee: Marathon Corp
•
Filing: 1951-02-20
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Granted: 1956-12-04
•
Expires: 1971-02-20
Abstract
No abstract record available.
Inventors
- 👤 Linton E Simerl
- 👤 Alfred M Heald
- 👤 George P Mueller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:22
CPC Classifications
D; D21; D21H; D21H19/00; D21H19/10; D21H19/14; D21H19/20; D21H19/22; C; C09; C09J; C09J191/00; C09J191/06; C09J191/08; C09J7/00; C09J7/20; C09J7/21; C09J7/30; C09J7/35; D21H19/18; C08; C08L; C08L2666/00; C08L2666/02; C08L2666/04; Y; Y10; Y10T; Y10T428/00; Y10T428/28; Y10T428/2813; Y10T428/2817; Y10T428/2822; Y10T428/2826
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
25 words
A HEAT-SEALABLE SHEET MATERIAL COMPRISING A FIBROUS PAPER BASE SHEET HAVING A SUPERFICIAL COATING COMPRISING A SOLID POLYMER OF ETHYLENE AND ISOPROPANOL HAVING THE FORMULA
Claim 2
Dependent Claim
25 words
A HEAT-SEALABLE SHEET MATERIAL COMPRISING A FIBROUS PAPER BASE SHEET HAVING A SUPERFICIAL COATING COMPRISING A SOLID POLYMER OF ETHYLENE AND ISOPROPANOL HAVING THE FORMULA
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Cited
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Cited
US2582037A
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US2712534A
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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) | 1959-12-04 | 1960-06-04 | 1960-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-04 | 1964-06-04 | 1964-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-04 | 1968-06-04 | 1968-12-04 | $7700.00 | Window Closed / Lapsed |