US2640046A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reaction products of an aldehyde and an aldehyde-reactable composition comprising the condensation product of a polyhalogenated compound and a triazine derivative
Assignee: Wyeth Holdings LLC
•
Filing: 1951-05-10
•
Granted: 1953-05-26
•
Expires: 1971-05-10
Abstract
No abstract record available.
Inventors
- 👤 Jack T Thurston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:59
CPC Classifications
C; C08; C08G; C08G12/00; C08G12/02; C08G12/26; C08G12/30; C08G12/46
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
38 words
A COMPOSITION COMPRISING A RESINOUS MATERIAL OBTAINED BY EFFECTING REACTION BETWEEN INGREDIENTS INCLUDING (1) AN ALDEHYDE AND (2) A POLYMERIC COMPOSTION RESULTING FROM A CONDENSATION REACTION BETWEEN INGREDIENTS INCLUDING (A) A TRIAZINE DERIVATIVE REPRESENTED BY THE GENERAL FORMULA
Claim 2
Dependent Claim
38 words
A COMPOSITION COMPRISING A RESINOUS MATERIAL OBTAINED BY EFFECTING REACTION BETWEEN INGREDIENTS INCLUDING (1) AN ALDEHYDE AND (2) A POLYMERIC COMPOSTION RESULTING FROM A CONDENSATION REACTION BETWEEN INGREDIENTS INCLUDING (A) A TRIAZINE DERIVATIVE REPRESENTED BY THE GENERAL FORMULA
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) | 1956-05-25 | 1956-11-24 | 1957-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-25 | 1960-11-24 | 1961-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-25 | 1964-11-24 | 1965-05-26 | $7700.00 | Window Closed / Lapsed |