US2860115A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition comprising polyethylene plastic and organic phosphite and method for making same
Assignee: Argus Chemical Corp
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Filing: 1955-06-06
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Granted: 1958-11-11
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Expires: 1975-06-06
Abstract
No abstract record available.
Inventors
- 👤 Arthur C Hecker
- 👤 William E Leistner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:16
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/49; C08K5/51; C08K5/52; C08K5/524
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
45 words
A PLASTIC COMPOSITION COMPRISING SOLID POLYETHYLENE AND ADMIXED THEREIN AN ORGANIC PHOSPHITE TAHT IS SOLUBLE IN THE POLYMETHYLENE AT EHE ELEVATED TEMPERATURE OF SOFTENING THEREOF AQND AT TEMPERATURES DIWB TI -60*F., THE PHOSPHITE SERVING AS AN ANTI-TACK AGENT AND A STABILIZER AND HAVING THE FORMULA:
Claim 2
Dependent Claim
45 words
A PLASTIC COMPOSITION COMPRISING SOLID POLYETHYLENE AND ADMIXED THEREIN AN ORGANIC PHOSPHITE TAHT IS SOLUBLE IN THE POLYMETHYLENE AT EHE ELEVATED TEMPERATURE OF SOFTENING THEREOF AQND AT TEMPERATURES DIWB TI -60*F., THE PHOSPHITE SERVING AS AN ANTI-TACK AGENT AND A STABILIZER AND HAVING THE FORMULA:
References Cited (Backward Citations)
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US2419354A
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US2480296A
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US2562803A
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US2676945A
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US2733226A
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US2727879A
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US2726226A
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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) | 1961-11-10 | 1962-05-12 | 1962-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-10 | 1966-05-12 | 1966-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-10 | 1970-05-12 | 1970-11-11 | $7700.00 | Window Closed / Lapsed |