US3406004A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reaction of polymeric materials containing active hydrogen with fluoro-alkyl vinyl sulfones
Assignee: JP Stevens and Co Inc
•
Filing: 1966-09-02
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Granted: 1968-10-15
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Expires: 1986-09-02
Abstract
No abstract record available.
Inventors
- 👤 Giuliana C Tesoro
- 👤 Richard N Ring
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 04:51
CPC Classifications
D; D06; D06M; D06M13/00; D06M13/244; D06M13/248; D06M13/272; D06M13/278
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
35 words
A METHOD FOR MODIFYING POLYMERIC MATERIALS CONTAINING ACTIVE HYDROGEN ATOMS IN ORDER TO IMPROVE THEIR WATER AND OIL RESISTANCE WHICH COMPRISES CONTACTING THE SAID POLYMERIC MATERIAL WITH A FLUORO-ALKYL SULFUR-CONTAINING COMPOUND OF THE GENERAL FORMULA
Claim 2
Independent Claim
35 words
A METHOD FOR MODIFYING POLYMERIC MATERIALS CONTAINING ACTIVE HYDROGEN ATOMS IN ORDER TO IMPROVE THEIR WATER AND OIL RESISTANCE WHICH COMPRISES CONTACTING THE SAID POLYMERIC MATERIAL WITH A FLUORO-ALKYL SULFUR-CONTAINING COMPOUND OF THE GENERAL FORMULA
References Cited (Backward Citations)
US3335163A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-15 | 1972-04-15 | 1972-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-15 | 1976-04-15 | 1976-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-15 | 1980-04-15 | 1980-10-15 | $7700.00 | Window Closed / Lapsed |