US3239469A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymer curing system
Assignee: Phillips Petroleum Co
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Filing: 1963-04-18
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Granted: 1966-03-08
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Expires: 1983-04-18
Abstract
No abstract record available.
Inventors
- 👤 Charles C Bice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:34
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/09; C08K5/095; C08K5/49; C08K5/5399
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
63 words
A COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF: A HALOCARBOXYLIC ACID CONTAINING FROM 2 TO 10 CARBON ATOMS PER MOLECULE AND A SINGLE HALOGEN ATOM SELECTED FROM THE GROUP CONSISTING OF CHLORINE, BROMINE AND IODINE; AND FROM ABOUT 0.3 TO ABOUT 0.4 MOL PER MOL OF SAID ACID OF A TRI(AZIRIDINYL)PHOSPHINE COMPOUND SELECTED FROM THE GROUP CONSISTING OF OXIDES AND SULFIDES HAVING THE FORMULA
Claim 2
Dependent Claim
63 words
A COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF: A HALOCARBOXYLIC ACID CONTAINING FROM 2 TO 10 CARBON ATOMS PER MOLECULE AND A SINGLE HALOGEN ATOM SELECTED FROM THE GROUP CONSISTING OF CHLORINE, BROMINE AND IODINE; AND FROM ABOUT 0.3 TO ABOUT 0.4 MOL PER MOL OF SAID ACID OF A TRI(AZIRIDINYL)PHOSPHINE COMPOUND SELECTED FROM THE GROUP CONSISTING OF OXIDES AND SULFIDES HAVING THE FORMULA
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) | 1969-03-07 | 1969-09-06 | 1970-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-07 | 1973-09-06 | 1974-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-07 | 1977-09-06 | 1978-03-08 | $7700.00 | Window Closed / Lapsed |