Patent US2556045A successfully refreshed from Google Patents.
US2556045A
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Polymeric vinylidene chloride compositions having little tendency to acquire static electricity
Assignee: Dow Chemical Co
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Filing: 1949-03-02
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Granted: 1951-06-05
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Expires: 1969-03-02
Abstract
No abstract record available.
Inventors
- 👤 Eugene D Serdynsky
- 👤 James S Gowing
- 👤 Ralph M Wiley
- 👤 Carl B Havens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:32
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/09; C08K5/092; Y; Y10; Y10S; Y10S260/00; Y10S260/15
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
A COMPOSITION OF MATTER HAVING LITTLE TENDENCY TO ACQUIRE AND RETAIN A CHARGE OF STATIC ELECTRICITY, THE ESSENTIAL INGREDIENTS OF WHICH ARE A POLYMER IN WHICH VINYLIDENE CHLORIDE PREDOMINATES AND FROM 1 TO 3 PER CENT OF THE WEIGHT OF SUCH POLYMER OF A COMPOUND SELECTED FROM THE CLASS CONSISTING OF THE MONO-, DI- AND TRICARBOXYLIC ALIPHATIC ACIDS HAVING FROM 4 TO 6 CARBON ATOMS AND CONSISTING OF CARBON, HYDROGEN AND OXYGEN, AND NON-CARBOXYLIC OXYGEN BEING PRESENT IN HYDROXYL GROUPS.
Claim 2
Dependent Claim
80 words
A COMPOSITION OF MATTER HAVING LITTLE TENDENCY TO ACQUIRE AND RETAIN A CHARGE OF STATIC ELECTRICITY, THE ESSENTIAL INGREDIENTS OF WHICH ARE A POLYMER IN WHICH VINYLIDENE CHLORIDE PREDOMINATES AND FROM 1 TO 3 PER CENT OF THE WEIGHT OF SUCH POLYMER OF A COMPOUND SELECTED FROM THE CLASS CONSISTING OF THE MONO-, DI- AND TRICARBOXYLIC ALIPHATIC ACIDS HAVING FROM 4 TO 6 CARBON ATOMS AND CONSISTING OF CARBON, HYDROGEN AND OXYGEN, AND NON-CARBOXYLIC OXYGEN BEING PRESENT IN HYDROXYL GROUPS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-06-04 | 1954-12-04 | 1955-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-06-04 | 1958-12-04 | 1959-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-06-04 | 1962-12-04 | 1963-06-05 | $7700.00 | Window Closed / Lapsed |