US2681901A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Glycidyl-polyether resin-forming compositions containing amine salts of fatty acids
Assignee: Shell Development Co
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Filing: 1951-10-03
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Granted: 1954-06-22
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Expires: 1971-10-03
Abstract
No abstract record available.
Inventors
- 👤 Quentin T Wiles
- 👤 Daniel W Elam
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:57
CPC Classifications
C; C01; C01D; C01D9/00; C01D9/08; C01D9/10; B; B03; B03D; B03D1/00; B03D1/02; B03D1/06; C01C; C01C1/00; C01C1/16; C01C1/164; C08; C08G; C08G59/00; C08G59/18; C08G59/40; C08G59/50; C08G59/5093
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
46 words
A COMPOSITION COMPRISING A 2-ETHYL-HEXOIC ACID SALT OF 2,4,6-TRI(DIMETHYLAMINOMETHYL) PHENOL IN ADMIXTURE WITH A GLYCIDYL POLYETHER HAVING A 1,2-EPOXY EQUIVALENCY GREATER THAN 1.0, THE PROPORTION OF SAID SALT IN THE MIXTURE BEING SUCH THAT THERE IS PRESENT 0.05 TO 0.85 AMINO NITROGEN ATOMS PER EPOXIDE GROUP.
Claim 2
Dependent Claim
46 words
A COMPOSITION COMPRISING A 2-ETHYL-HEXOIC ACID SALT OF 2,4,6-TRI(DIMETHYLAMINOMETHYL) PHENOL IN ADMIXTURE WITH A GLYCIDYL POLYETHER HAVING A 1,2-EPOXY EQUIVALENCY GREATER THAN 1.0, THE PROPORTION OF SAID SALT IN THE MIXTURE BEING SUCH THAT THERE IS PRESENT 0.05 TO 0.85 AMINO NITROGEN ATOMS PER EPOXIDE GROUP.
References Cited (Backward Citations)
US2444333A
Cited
US2506486A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-06-21 | 1957-12-21 | 1958-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-21 | 1961-12-21 | 1962-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-21 | 1965-12-21 | 1966-06-22 | $7700.00 | Window Closed / Lapsed |