US2845413A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of modified polyethylene alcohol telomer and oxidized polyethylene alcohol telomer waxes
Assignee: Honeywell International Inc
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Filing: 1956-10-02
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Granted: 1958-07-29
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Expires: 1976-10-02
Abstract
No abstract record available.
Inventors
- 👤 Allen C Goodrich
- 👤 Thomas R Liston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:58
CPC Classifications
C; C08; C08G; C08G18/00; C08G18/06; C08G18/28; C08G18/40; C08G18/62; C08G18/6204
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
A PROCESS FOR MODIFYING POLYETHYLENE WAXES TO PRODUCE WAXES HAVING IMPROVED PROPERTIES WHICH COMPRISES HEATING A POLYETHYLENE WAX SELECTED FROM THE GROUP CONSISTING OF A POLYETHYLENE ALCOHOL TELOMER AND AN OXIDIZED POLYETHYLENE ALCOHOL TELOMER WITH ABOUT 1-15% BY WEIGHT OF AN ORGANIC POLYISOCYANATE HAVING A HYDROCARBON GROUP CONTAINING NOT MORE THAN 16 CARBON ATOMS TO A TEMPERATURE BETWEEN ABOUT 100*C. AND 300*C. TO EFFECT REACTION BETWEEN THE POLYISOCYANATE AND THE WAX.
Claim 2
Dependent Claim
71 words
A PROCESS FOR MODIFYING POLYETHYLENE WAXES TO PRODUCE WAXES HAVING IMPROVED PROPERTIES WHICH COMPRISES HEATING A POLYETHYLENE WAX SELECTED FROM THE GROUP CONSISTING OF A POLYETHYLENE ALCOHOL TELOMER AND AN OXIDIZED POLYETHYLENE ALCOHOL TELOMER WITH ABOUT 1-15% BY WEIGHT OF AN ORGANIC POLYISOCYANATE HAVING A HYDROCARBON GROUP CONTAINING NOT MORE THAN 16 CARBON ATOMS TO A TEMPERATURE BETWEEN ABOUT 100*C. AND 300*C. TO EFFECT REACTION BETWEEN THE POLYISOCYANATE AND THE WAX.
References Cited (Backward Citations)
US2754278A
Cited
US2766214A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-28 | 1962-01-27 | 1962-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-28 | 1966-01-27 | 1966-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-28 | 1970-01-27 | 1970-07-29 | $7700.00 | Window Closed / Lapsed |