Patent US2610959A successfully refreshed from Google Patents.
US2610959A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thixotropic compositions
Assignee: General Electric Co
•
Filing: 1949-12-31
•
Granted: 1952-09-16
•
Expires: 1969-12-31
Abstract
No abstract record available.
Inventors
- 👤 Birger W Nordlander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:53
CPC Classifications
C; C08; C08K; C08K3/00; C08K3/34; C08K3/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
A THIXOTROPIC COMPOSITION COMPRISING A POLYMERIZABLE FLUID COMPRISING A LIQUID UNSATURATED ALKYD RESIN OBTAINED BY THE ESTERIFICATION OF A MIXTURE OF INGREDIENTS COMPRISING A POLYHYDRIC ALCOHOL AND AN ALPHA UNSATURATED ALPHA, BETA POLYCARBOXYLIC ACID AND A FILLER COMPRISING SILICA AEROGEL, THE SILICA ACEROGEL COMPRISING FROM 2.56 TO 11 PERCENT, BY WEIGHT, BASED ON THE WEIGHT OF THE POLYMERIZABLE FLUID.
Claim 2
Dependent Claim
59 words
A THIXOTROPIC COMPOSITION COMPRISING A POLYMERIZABLE FLUID COMPRISING A LIQUID UNSATURATED ALKYD RESIN OBTAINED BY THE ESTERIFICATION OF A MIXTURE OF INGREDIENTS COMPRISING A POLYHYDRIC ALCOHOL AND AN ALPHA UNSATURATED ALPHA, BETA POLYCARBOXYLIC ACID AND A FILLER COMPRISING SILICA AEROGEL, THE SILICA ACEROGEL COMPRISING FROM 2.56 TO 11 PERCENT, BY WEIGHT, BASED ON THE WEIGHT OF THE POLYMERIZABLE FLUID.
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) | 1955-09-16 | 1956-03-17 | 1956-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-16 | 1960-03-17 | 1960-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-16 | 1964-03-17 | 1964-09-16 | $7700.00 | Window Closed / Lapsed |