US3907735A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laminating wax composition
Assignee: Sunoco Inc
•
Filing: 1970-09-01
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Granted: 1975-09-23
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Expires: 1990-09-01
Abstract
Abstract Laminating wax compositions comprising petroleum wax containing 1 to 50 weight percent of solid atactic propyleneethylene terminal block copolymer.
Inventors
- 👤 Elmer J Hollstein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:38
CPC Classifications
C; C08; C08L; C08L91/00; C08L91/06; C08L91/08; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31801; Y10T428/31804; Y10T428/31808
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
57 words
A WATER RESISTANT FIREBOARD COMPOSITION COMPRISING A FIBROUS SHEET COATED WITH A LAMINATING WAX COMPOSITION CONSISTING ESSENTIALLY OF PETROLEUM WAX AND 1-50 PERCENT BASES ON THE WEIGHT OF THE MIXTURE OF SOLID ATACTIC PROPYLENE-ETHYLENE TERMINAL BLOCK COPOLYMER HAVING A MOLECULAR WEIGHT IN THE RANGE OF 30,000 TO 300,000 AND CONTAINING 1-30 PERCENT BY WEIGHT OF COPOLYMERIZED ETHYLENE.
Claim 2
Dependent Claim
57 words
A WATER RESISTANT FIREBOARD COMPOSITION COMPRISING A FIBROUS SHEET COATED WITH A LAMINATING WAX COMPOSITION CONSISTING ESSENTIALLY OF PETROLEUM WAX AND 1-50 PERCENT BASES ON THE WEIGHT OF THE MIXTURE OF SOLID ATACTIC PROPYLENE-ETHYLENE TERMINAL BLOCK COPOLYMER HAVING A MOLECULAR WEIGHT IN THE RANGE OF 30,000 TO 300,000 AND CONTAINING 1-30 PERCENT BY WEIGHT OF COPOLYMERIZED ETHYLENE.
Claim 3
Dependent Claim
28 words
A container for packaging liquids formed from fibrous sheet material and provided with an adherent laminating wax composition, said composition being a wax composition according to claim 1.
References Cited (Backward Citations)
US3496125A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-09-22 | 1979-03-24 | 1979-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-09-22 | 1983-03-24 | 1983-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-09-22 | 1987-03-24 | 1987-09-23 | $7700.00 | Window Closed / Lapsed |