US2602079A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oxyalkylated derivatives of resinous polymers of vinyl esters
Assignee: Baker Petrolite LLC
•
Filing: 1948-11-12
•
Granted: 1952-07-01
•
Expires: 1968-11-12
Abstract
No abstract record available.
Inventors
- 👤 Groote Melvin De
- 👤 Keiser Bernhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 01:17
CPC Classifications
C; C10; C10G; C10G33/00; C10G33/04; C08; C08F; C08F8/00; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
HYDROPHILE SYNTHETIC PRODUCTS; SAID HYDROPHILE SYNTHETIC PRODUCTS BEING OXYALKYLATION PRODUCTS OF (A) AN ALPHA-BETA ALKYLENE OXIDE HAIVNG NOT MORE THAN 4 CARBON ATOMS AND SELECTED FROM THE CLASS CONSISTING OF ETHYLENE OXIDE, PROPYLENE OXIDE, BUTYLENE OXIDE, GLYCIDE AND METHYLGLYCIDE; AND (B) AN OXYLKYLATION-SUSCEPTIBLE, FUSIBLE, ORGANIC SOLVENT-SOLUBLE, WATER-INSOLUBLE RESINOUS POLYMER OBTAINED BY THE POLYMERIZATION OF A MONOMER SELECTED FROM THE CLASS CONSISTING OF COMPOUND OF THE FOLLOWING STRUCTURE:
Claim 2
Dependent Claim
67 words
HYDROPHILE SYNTHETIC PRODUCTS; SAID HYDROPHILE SYNTHETIC PRODUCTS BEING OXYALKYLATION PRODUCTS OF (A) AN ALPHA-BETA ALKYLENE OXIDE HAIVNG NOT MORE THAN 4 CARBON ATOMS AND SELECTED FROM THE CLASS CONSISTING OF ETHYLENE OXIDE, PROPYLENE OXIDE, BUTYLENE OXIDE, GLYCIDE AND METHYLGLYCIDE; AND (B) AN OXYLKYLATION-SUSCEPTIBLE, FUSIBLE, ORGANIC SOLVENT-SOLUBLE, WATER-INSOLUBLE RESINOUS POLYMER OBTAINED BY THE POLYMERIZATION OF A MONOMER SELECTED FROM THE CLASS CONSISTING OF COMPOUND OF THE FOLLOWING STRUCTURE:
References Cited (Backward Citations)
US2434179A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-01 | 1955-12-31 | 1956-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-01 | 1959-12-31 | 1960-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-01 | 1963-12-31 | 1964-07-01 | $7700.00 | Window Closed / Lapsed |