US3281502A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phosphorus acid-halohydrin compounds
Assignee: Wyandotte Chemicals Corp
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Filing: 1959-05-22
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Granted: 1966-10-25
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Expires: 1979-05-22
Abstract
No abstract record available.
Inventors
- 👤 Paul E Pelletier
- 👤 Pelletier Floy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 05:19
CPC Classifications
C; C08; C08G; C08G63/00; C08G63/91; C07; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/08; C07F9/09; C07F9/091; C08G18/00; C08G18/06; C08G18/28; C08G18/40; C08G18/48; C08G18/50; C08G18/5075; C08G18/5081
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
THE SUBSTANTIALLY NEUTRAL HALOHYDRIN REACTION PRODUCT OF AT LEAST 5 MOLS OF MONOEPOXIDE WITH 1 MOL OF A PHOSPHORUS ACID, AT LEAST 3 MOLS OF SAID MONOEPOXIDE BEING A HALOGENATED MONOEPOXIDE SELECTED FROM THE GROUP CONSISTING OF EPIPHALOHYDRIN, LOWER ALKYL-SUBSTITUTED EPIHALOHYDRIN, PHENYL-SUBSTITUTED EPHIHALOHYDRIN AND HALOGEN-SUBSTITUTED EPIHALOHYDRIN, ANY REMAINDER OF SAID MONOEPOXIDE BEING AN OXIDE SELECTED FROM THE GROUP CONSISTING OF ETHYLENE OXIDE, PROPYLENE OXIDE, 1,2-BUTYLENE OXIDE AND STYRENE OXIDE.
Claim 2
Dependent Claim
69 words
THE SUBSTANTIALLY NEUTRAL HALOHYDRIN REACTION PRODUCT OF AT LEAST 5 MOLS OF MONOEPOXIDE WITH 1 MOL OF A PHOSPHORUS ACID, AT LEAST 3 MOLS OF SAID MONOEPOXIDE BEING A HALOGENATED MONOEPOXIDE SELECTED FROM THE GROUP CONSISTING OF EPIPHALOHYDRIN, LOWER ALKYL-SUBSTITUTED EPIHALOHYDRIN, PHENYL-SUBSTITUTED EPHIHALOHYDRIN AND HALOGEN-SUBSTITUTED EPIHALOHYDRIN, ANY REMAINDER OF SAID MONOEPOXIDE BEING AN OXIDE SELECTED FROM THE GROUP CONSISTING OF ETHYLENE OXIDE, PROPYLENE OXIDE, 1,2-BUTYLENE OXIDE AND STYRENE OXIDE.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-24 | 1970-04-25 | 1970-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-24 | 1974-04-25 | 1974-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-24 | 1978-04-25 | 1978-10-25 | $7700.00 | Window Closed / Lapsed |