US2953536A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Unsaturated ethers of aminotriazine formaldehyde condensation products and oxidative drying compositions containing such ethers
Assignee: BASF Schweiz AG
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Filing: 1958-02-19
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Granted: 1960-09-20
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Expires: 1978-02-19
Abstract
No abstract record available.
Inventors
- 👤 Widmer Gustav
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:09
CPC Classifications
C; C08; C08G; C08G12/00; C08G12/02; C08G12/40; C08G12/42; C08G12/424; C08G12/425
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
NEW ETHERS OF AMINO-1:3:5-TRIAZINES FORMALDEHYDE CONDENSATION PRODUCTS WHICH CONTAIN AT LEAST TWO AMINO GROUPS BOUND TO THE TRIAZINE RING AND WHICH CONTAIN FOR EACH AMINO GROUP AT LEAST ONE N-METHYLOL GROUP WHICH IS ETHERIFIED WITH 2-BUTENE-1-OL.
Claim 2
Dependent Claim
36 words
NEW ETHERS OF AMINO-1:3:5-TRIAZINES FORMALDEHYDE CONDENSATION PRODUCTS WHICH CONTAIN AT LEAST TWO AMINO GROUPS BOUND TO THE TRIAZINE RING AND WHICH CONTAIN FOR EACH AMINO GROUP AT LEAST ONE N-METHYLOL GROUP WHICH IS ETHERIFIED WITH 2-BUTENE-1-OL.
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) | 1963-09-20 | 1964-03-21 | 1964-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-09-20 | 1968-03-21 | 1968-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-09-20 | 1972-03-21 | 1972-09-20 | $7700.00 | Window Closed / Lapsed |