Patent US3293326A successfully refreshed from Google Patents.
US3293326A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dyeable interpolymers consisting of alpha-olefins and a nitrogen containing compound
Assignee: Sunoco Inc
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Filing: 1965-07-06
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Granted: 1966-12-20
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Expires: 1985-07-06
Abstract
No abstract record available.
Inventors
- 👤 James L Jezl
- 👤 Habet M Khelghatian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:07
CPC Classifications
C; C08; C08F; C08F210/00; C08F10/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
A COMPOSITION CONSISTING ESSENTIALLY OF A HIGHLY CRYSTALLINE LINEAR INTERPOLYMER SELECTED FROM THE GROUP CONSISTING OF RANDOM COPOLYMERS AND BLOCK COPOLYMERS WHEREIN FROM ABOUT 0.01 TO ABOUT 10 LMOL PERCENT OF THE RECURRING UNITS THEREOF IN THEIR MONOMERIC FORM ARE (I) AT LEAST ONE NITROGEN COMPOUND SELECTED FROM THE GROUP CONSISTING OF (A) AN AMIDE CONTAINING AT LEAST ONE AMINO GROUP AND AT LEAST ONE TERMINALLY UNSATURATED ALKENYL RADICAL CONTAINING 3 TO 14 CARBON ATOMS, AND (B) THE ADDITION SALTS OF SAID NITROGEN COMPOUND, AND THE REMAINDER OF SAID RECURRING UNITS IN THEIR MONOMERIC FORM ARE (II) AT LEAST ONE TERMINALLY UNSATURATED OLEFIN HAVING THE FORMULA: CH2=CHR WHEREIN R IS SELECTED FROM THE GROUP CONSISTING OF HYDROGEN AND AN ALKYL RADICAL CONTAINING 1 TO 8 CARBON ATOMS.
Claim 2
Dependent Claim
127 words
A COMPOSITION CONSISTING ESSENTIALLY OF A HIGHLY CRYSTALLINE LINEAR INTERPOLYMER SELECTED FROM THE GROUP CONSISTING OF RANDOM COPOLYMERS AND BLOCK COPOLYMERS WHEREIN FROM ABOUT 0.01 TO ABOUT 10 LMOL PERCENT OF THE RECURRING UNITS THEREOF IN THEIR MONOMERIC FORM ARE (I) AT LEAST ONE NITROGEN COMPOUND SELECTED FROM THE GROUP CONSISTING OF (A) AN AMIDE CONTAINING AT LEAST ONE AMINO GROUP AND AT LEAST ONE TERMINALLY UNSATURATED ALKENYL RADICAL CONTAINING 3 TO 14 CARBON ATOMS, AND (B) THE ADDITION SALTS OF SAID NITROGEN COMPOUND, AND THE REMAINDER OF SAID RECURRING UNITS IN THEIR MONOMERIC FORM ARE (II) AT LEAST ONE TERMINALLY UNSATURATED OLEFIN HAVING THE FORMULA: CH2=CHR WHEREIN R IS SELECTED FROM THE GROUP CONSISTING OF HYDROGEN AND AN ALKYL RADICAL CONTAINING 1 TO 8 CARBON ATOMS.
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) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |