US2626264A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Washing agents
Assignee: Procter and Gamble Co
•
Filing: 1950-01-31
•
Granted: 1953-01-20
•
Expires: 1970-01-31
Abstract
No abstract record available.
Inventors
- 👤 John S Brod
- 👤 Ronald A Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:55
CPC Classifications
C; C11; C11D; C11D1/00; C11D1/02; C11D1/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
17 words
AS NEW WETTING, SUDSING AND WASHING AGENTS, THE SULFONATION PRODUCTS OF CARBONIC ACID DIESTERS OF THE FORMULA
Claim 2
Dependent Claim
17 words
AS NEW WETTING, SUDSING AND WASHING AGENTS, THE SULFONATION PRODUCTS OF CARBONIC ACID DIESTERS OF THE 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) | 1956-01-20 | 1956-07-21 | 1957-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-20 | 1960-07-21 | 1961-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-20 | 1964-07-21 | 1965-01-20 | $7700.00 | Window Closed / Lapsed |