US3054820A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid, surface-active salts
Assignee: CHEMISCHE FABRIEK ANDRELON NV
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Filing: 1958-07-29
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Granted: 1962-09-18
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Expires: 1978-07-29
Abstract
No abstract record available.
Inventors
- 👤 Jong Hugo Martin De
- 👤 Aalbers Johan Gerhard
- 👤 Brenkman Jacobus Adrianus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 00:38
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/46; A61K8/463; A01; A01N; A01N25/00; A01N25/30; A61Q; A61Q5/00; A61Q5/02; C; C07; C07C; C07C305/00; C07C305/02; C07C305/04; C07C305/10; C11; C11D; C11D1/00; C11D1/02; C11D1/12; C11D1/29; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/03
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
8 words
LIQUID NEUTRALIZATION PRODUCTS OF COMPOUNDS OF THE FORMULA
Claim 2
Dependent Claim
8 words
LIQUID NEUTRALIZATION PRODUCTS OF COMPOUNDS OF THE FORMULA
References Cited (Backward Citations)
US2212521A
Cited
GB719445A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-17 | 1966-03-19 | 1966-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-17 | 1970-03-19 | 1970-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-17 | 1974-03-19 | 1974-09-18 | $7700.00 | Window Closed / Lapsed |