US3455861A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stable aqueous dispersions of ternary copolymers
Assignee: BASF Schweiz AG
•
Filing: 1966-03-22
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Granted: 1969-07-15
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Expires: 1986-03-22
Abstract
No abstract record available.
Inventors
- 👤 Angelo Bresciani
- 👤 Alberto Deflorin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 04:15
CPC Classifications
C; C08; C08G; C08G2/00; C08G2/14; C08F; C08F220/00; C08F220/02; C08F220/10; C08F220/12; C08F220/16; C08F220/18; C08F220/1802; C08F220/42; C08F220/44; C08G2/18; C14; C14C; C14C11/00; C14C11/003
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3084992A
Cited
US3154599A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-14 | 1973-01-13 | 1973-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-14 | 1977-01-13 | 1977-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-14 | 1981-01-13 | 1981-07-15 | $7700.00 | Window Closed / Lapsed |