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US3364192A
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Antistatic polymer compositions containing ammonium phosphates
Assignee: Pfizer Inc
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Filing: 1964-07-27
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Granted: 1968-01-16
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Expires: 1984-07-27
Abstract
No abstract record available.
Inventors
- 👤 James M Leach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:23
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/49; C08K5/5398; C08K5/51; C08K5/52; C08K5/521; Y; Y10; Y10S; Y10S260/00; Y10S260/15; Y10S260/19; Y10S260/20; Y10S524/00; Y10S524/91; Y10S524/912
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2729576A
Cited
US3136809A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-15 | 1971-07-17 | 1972-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-15 | 1975-07-17 | 1976-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-15 | 1979-07-17 | 1980-01-16 | $7700.00 | Window Closed / Lapsed |