US3063882A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treatment of polymeric shaped structures
Assignee: EIDP Inc
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Filing: 1958-06-13
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Granted: 1962-11-13
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Expires: 1978-06-13
Abstract
No abstract record available.
Inventors
- 👤 Cheshire John Rutledge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:17
CPC Classifications
C; C08; C08J; C08J7/00; C08J7/12; C08J2327/00; C08J2327/02; C08J2327/12; Y; Y10; Y10S; Y10S446/00; Y10S446/901; Y10T; Y10T428/00; Y10T428/31504; Y10T428/3154; Y10T428/31544; Y10T428/31678; Y10T428/31692; Y10T428/31699
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
A PROCESS FOR TREATING POLYMERIC PERFLUOROCARBON STRUCTURES WHICH COMPRISES HEATING AT LEAST ONE SURFACE OF SAID POLYMERIC STRUCTURE TO A TEMPERATURE OF AT LEAST 150*C. IN THE PRESENCE OF A COMPOSITION CONSISTING ESSENTIALLY OF AN OXIDIZING AGENT AND AN AMINE SELECTED FROM THE GROUP CONSISTING OF: PRIMARY ALIPHATIC AMINES, PRIMARY ALIPHATIC DIAMINES, PRIMARY ALICYCLIC AMINES, PRIMARY AROMATIC AMINES, PRIMARY AROMATIC DIAMINES, DIALKYL AMINES, DIARYL AMINES, ALKYL ARYL AMINES, TRIALKYL AMINES, TRIARYL AMINES, ALKYLDIARYL AMINES, ARYLDIALKYL AMINES, PYRROLE, PYRROLINES, PYRROLIDINE, INDOLE, PIPERIDINE, PIPERAZINE, MORPHOLINE, PYRIDINE, QUINOLINE, PHENATHROLINE, PYRAZINE, MELAMINE, DIALLYL MELAMINE, AND N-SUBSTITUTED DERIVATIVES OF PYRROLE, PYRROLINES, PYRROLIDINE, INDOLE, PIPERIDINE, PIPERAZINE AND MORPHOLINE WHEREIN THE SUBSTITUENT IS SELECTED FROM THE GROUP CONSISTING OF ARYL, HYDROXY ALKYL AND AMINO ALKYL RADICALS.
Claim 2
Dependent Claim
119 words
A PROCESS FOR TREATING POLYMERIC PERFLUOROCARBON STRUCTURES WHICH COMPRISES HEATING AT LEAST ONE SURFACE OF SAID POLYMERIC STRUCTURE TO A TEMPERATURE OF AT LEAST 150*C. IN THE PRESENCE OF A COMPOSITION CONSISTING ESSENTIALLY OF AN OXIDIZING AGENT AND AN AMINE SELECTED FROM THE GROUP CONSISTING OF: PRIMARY ALIPHATIC AMINES, PRIMARY ALIPHATIC DIAMINES, PRIMARY ALICYCLIC AMINES, PRIMARY AROMATIC AMINES, PRIMARY AROMATIC DIAMINES, DIALKYL AMINES, DIARYL AMINES, ALKYL ARYL AMINES, TRIALKYL AMINES, TRIARYL AMINES, ALKYLDIARYL AMINES, ARYLDIALKYL AMINES, PYRROLE, PYRROLINES, PYRROLIDINE, INDOLE, PIPERIDINE, PIPERAZINE, MORPHOLINE, PYRIDINE, QUINOLINE, PHENATHROLINE, PYRAZINE, MELAMINE, DIALLYL MELAMINE, AND N-SUBSTITUTED DERIVATIVES OF PYRROLE, PYRROLINES, PYRROLIDINE, INDOLE, PIPERIDINE, PIPERAZINE AND MORPHOLINE WHEREIN THE SUBSTITUENT IS SELECTED FROM THE GROUP CONSISTING OF ARYL, HYDROXY ALKYL AND AMINO ALKYL RADICALS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-12 | 1966-05-14 | 1966-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-12 | 1970-05-14 | 1970-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-12 | 1974-05-14 | 1974-11-13 | $7700.00 | Window Closed / Lapsed |