US2593112A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Emulsifying agents
Assignee: GAF Chemicals Corp
•
Filing: 1948-12-15
•
Granted: 1952-04-15
•
Expires: 1968-12-15
Abstract
No abstract record available.
Inventors
- 👤 James M Cross
- 👤 Charles R Enyeart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:27
CPC Classifications
C; C09; C09K; C09K23/00; C09K23/42; Y; Y10; Y10S; Y10S516/00; Y10S516/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
6 words
THE PRODUCT OF THE FOLLOWING FORMULA:
Claim 2
Dependent Claim
6 words
THE PRODUCT OF THE FOLLOWING 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) | 1955-04-15 | 1955-10-15 | 1956-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-15 | 1959-10-15 | 1960-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-15 | 1963-10-15 | 1964-04-15 | $7700.00 | Window Closed / Lapsed |