US2839480A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compositions of matter comprising an ethoxyline resin and an alkylene polyamine containing at least two tertiary amino grousps
Assignee: BASF Schweiz AG
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Filing: 1955-08-01
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Granted: 1958-06-17
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Expires: 1975-08-01
Abstract
No abstract record available.
Inventors
- 👤 Ott Gustav Heinrich
- 👤 Marxer Adrian
- 👤 Zumstein Heinz
- 👤 Brugger Kurt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:13
CPC Classifications
G; G02; G02B; G02B3/00; G02B3/02; G02B3/04; C; C08; C08G; C08G59/00; C08G59/18; C08G59/40; C08G59/50; C08G59/5006; C08G59/502; C08G59/504; C08L; C08L63/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
A COMPOSITION OF MATTER COMPRISING A RESINOUS POLYGLYCIDYL ETHER OF A POLYHYDRIC PHENOL AND, AS HARDENING AGENT, A POLYALKYLENE POLYAMINE IN WHICH AT LEAST THE TWO END NITROGEN ATOMS ARE THOSE OF ALKYL TERTIARY AMINO GROUPS AND WHICH IS FREE FROM OTHER SUBSTITUENTS CAPABLE OF REACTING WITH EPOXIDE GROUPS, THE ALKYL GROUPS OF THE TERTIARY AMINO GROUPS CONTAINING 1-2 CARBON ATOMS.
Claim 2
Dependent Claim
61 words
A COMPOSITION OF MATTER COMPRISING A RESINOUS POLYGLYCIDYL ETHER OF A POLYHYDRIC PHENOL AND, AS HARDENING AGENT, A POLYALKYLENE POLYAMINE IN WHICH AT LEAST THE TWO END NITROGEN ATOMS ARE THOSE OF ALKYL TERTIARY AMINO GROUPS AND WHICH IS FREE FROM OTHER SUBSTITUENTS CAPABLE OF REACTING WITH EPOXIDE GROUPS, THE ALKYL GROUPS OF THE TERTIARY AMINO GROUPS CONTAINING 1-2 CARBON ATOMS.
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) | 1961-06-16 | 1961-12-16 | 1962-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-16 | 1965-12-16 | 1966-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-16 | 1969-12-16 | 1970-06-17 | $7700.00 | Window Closed / Lapsed |