Patent US3179689A successfully refreshed from Google Patents.
US3179689A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chloro compounds prepared by reacting a trimethyloalkane and phosphorus trichloride
Assignee: GE Chemicals Inc
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Filing: 1962-08-28
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Granted: 1965-04-20
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Expires: 1982-08-28
Abstract
No abstract record available.
Inventors
- 👤 Gould Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:34
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
A VISCOUS, COLORLESS, ODORLESS, NON-VOLATILE, NONCYCLIC, POLYMERIC ORGANIC HYDROGEN PHOSPHONATE LIQUID PRODUCT COMPOSED OF CHLORINE, PHOSPHORUS, OXYGEN, HYDROGEN AND CARBON, SAID PRODUCT HAVING ABSORPTION BANDS IN THE INFRARED REGION OF THE SPECTRUM AT THE FOLLOWING FREQUENCIES EXPRESSED IN RECIPROCAL CENTIMETERS AN OH BAND AT 3740, A CH STRETCH AT 3100, A P-H BAND AT 2500, A PEAK AT 1480, AN INTENSE P=O BAND AT 1285, AN INTENSE ABSORPTION IN THE O-P REGION RANGING FROM 975 TO 1080, A PEAK AT 848, A PEAK AT 798, AND A PEAK AT 730, SAID PRODUCT CONTAINING CHLOROMETHYL GROUP AND HYDROXYMETHYL GROUP AND STABLE AT TEMPERATURES UP TO AT LEAST 160*C. AND HAVING THE INFRA-RED SPECTRUM OF FIGURE 1 OF THE DRAWING.
Claim 2
Dependent Claim
118 words
A VISCOUS, COLORLESS, ODORLESS, NON-VOLATILE, NONCYCLIC, POLYMERIC ORGANIC HYDROGEN PHOSPHONATE LIQUID PRODUCT COMPOSED OF CHLORINE, PHOSPHORUS, OXYGEN, HYDROGEN AND CARBON, SAID PRODUCT HAVING ABSORPTION BANDS IN THE INFRARED REGION OF THE SPECTRUM AT THE FOLLOWING FREQUENCIES EXPRESSED IN RECIPROCAL CENTIMETERS AN OH BAND AT 3740, A CH STRETCH AT 3100, A P-H BAND AT 2500, A PEAK AT 1480, AN INTENSE P=O BAND AT 1285, AN INTENSE ABSORPTION IN THE O-P REGION RANGING FROM 975 TO 1080, A PEAK AT 848, A PEAK AT 798, AND A PEAK AT 730, SAID PRODUCT CONTAINING CHLOROMETHYL GROUP AND HYDROXYMETHYL GROUP AND STABLE AT TEMPERATURES UP TO AT LEAST 160*C. AND HAVING THE INFRA-RED SPECTRUM OF FIGURE 1 OF THE DRAWING.
References Cited (Backward Citations)
US2961454A
Cited
US3014948A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-19 | 1968-10-19 | 1969-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-19 | 1972-10-19 | 1973-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-19 | 1976-10-19 | 1977-04-20 | $7700.00 | Window Closed / Lapsed |