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US3408300A
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Stable,alkaline,non-forming cleansing agents
Assignee: Henkel AG and Co KGaA
•
Filing: 1965-12-13
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Granted: 1968-10-29
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Expires: 1985-12-13
Abstract
No abstract record available.
Inventors
- 👤 Hans-Joachim Schlussler
- 👤 Helmut V Freyhold
- 👤 Heinz Groschopp
- 👤 Karl-Heinz Worms
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:53
CPC Classifications
C; C11; C11D; C11D17/00; C11D17/0034; C11D1/00; C11D1/66; C11D1/72; C11D3/00; C11D3/0005; C11D3/0026; C11D3/02; C11D3/12; C11D3/124; C11D7/00; C11D7/02; C11D7/04; C11D7/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2329694A
Cited
US2746930A
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US3010907A
Cited
US3169905A
Cited
US3257325A
Cited
US3247123A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-29 | 1972-04-29 | 1972-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-29 | 1976-04-29 | 1976-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-29 | 1980-04-29 | 1980-10-29 | $7700.00 | Window Closed / Lapsed |