US2423449A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of spray dried soap particles having only slight dustforming tendencies
Assignee: Colgate Palmolive Co
•
Filing: 1941-04-17
•
Granted: 1947-07-08
•
Expires: 1961-04-17
Abstract
No abstract record available.
Inventors
- 👤 Heald Robert Franklin
- 👤 Givan Minor Leslie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:17
CPC Classifications
C; C11; C11D; C11D9/00; C11D9/04; C11D9/22; C11D9/24; C11D1/00; C11D1/02; C11D1/12; C11D3/00; C11D3/16; C11D3/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB189423054A
Cited
US1479757A
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US1719251A
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US1715999A
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US2016289A
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US1886632A
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US1946863A
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US2058781A
Cited
US2130362A
Cited
US2206289A
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US2296121A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-07-07 | 1951-01-06 | 1951-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-07-07 | 1955-01-06 | 1955-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-07-07 | 1959-01-06 | 1959-07-08 | $7700.00 | Window Closed / Lapsed |