US2420356A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Degasification
Assignee: Colgate Palmolive Co
•
Filing: 1942-08-29
•
Granted: 1947-05-13
•
Expires: 1962-08-29
Abstract
No abstract record available.
Inventors
- 👤 Compa Russell Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:26
CPC Classifications
A; A61; A61Q; A61Q11/00; A61K; A61K8/00; A61K8/02; Y; Y10; Y10S; Y10S159/00; Y10S159/04; Y10S159/31
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US199785A
Cited
US1418002A
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US1667139A
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US2020250A
Cited
US2080151A
Cited
US2146532A
Cited
US2257943A
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US2306265A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-05-12 | 1950-11-11 | 1951-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-05-12 | 1954-11-11 | 1955-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-05-12 | 1958-11-11 | 1959-05-13 | $7700.00 | Window Closed / Lapsed |