US2829119A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition comprising a copolymer of methylol diallylmelamine and an organic ester of acrylic acid and method of preparing
Assignee: Wyeth Holdings LLC
•
Filing: 1952-03-14
•
Granted: 1958-04-01
•
Expires: 1972-03-14
Abstract
No abstract record available.
Inventors
- 👤 James R Dudley
- 👤 Adams Pierrepont
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:16
CPC Classifications
C; C08; C08G; C08G12/00; C08G12/02; C08G12/26; C08G12/30; Y; Y10; Y10S; Y10S156/00; Y10S156/91
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
15 words
A COMPOSITION COMPRISING A COPOLYMER OF COPOLYMERIZABLE INGREDIENTS INCLUDING A METHYLOL N,N-DIALLYLMELAMINE AND METHYLISOBUTYLCARBINYL ACRYLATE.
Claim 2
Dependent Claim
15 words
A COMPOSITION COMPRISING A COPOLYMER OF COPOLYMERIZABLE INGREDIENTS INCLUDING A METHYLOL N,N-DIALLYLMELAMINE AND METHYLISOBUTYLCARBINYL ACRYLATE.
References Cited (Backward Citations)
US2567847A
Cited
US2197357A
Cited
US2368451A
Cited
US2328425A
Cited
US2361823A
Cited
US2430708A
Cited
US2712004A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-31 | 1961-09-30 | 1962-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-31 | 1965-09-30 | 1966-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-31 | 1969-09-30 | 1970-04-01 | $7700.00 | Window Closed / Lapsed |