US3422020A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Low-sudsing detergent compositions
Assignee: Henkel AG and Co KGaA
•
Filing: 1966-02-07
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Granted: 1969-01-14
•
Expires: 1986-02-07
Abstract
No abstract record available.
Inventors
- 👤 Edmund Schmadel
- 👤 Ernst Gotte
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:50
CPC Classifications
C; C11; C11D; C11D17/00; C11D17/0039; C11D3/00; C11D3/0005; C11D3/0026; C11D3/16; C11D3/26; C11D3/28
Claims Analysis
Total Claims: 0
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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) | 1972-01-14 | 1972-07-15 | 1973-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-14 | 1976-07-15 | 1977-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-14 | 1980-07-15 | 1981-01-14 | $7700.00 | Window Closed / Lapsed |