Patent US3625903A successfully refreshed from Google Patents.
US3625903A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Soap bar
Assignee: Lever Brothers Co
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Filing: 1968-04-16
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Granted: 1971-12-07
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Expires: 1988-04-16
Abstract
Abstract hain fatty acid.
Inventors
- 👤 James Francis Davies
- 👤 Wai Ming Cheng
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:40
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/48
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
16 words
An antibacterial soap bar as claimed in claim 1, in which the antibacterial compound is 4,2'',4''-trichloro-2-hydroxydiphenylether.
Claim 2
Dependent Claim
16 words
An antibacterial soap bar as claimed in claim 1, in which the antibacterial compound is 4,4-dichloro-2-hydroxydiphenylether.
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) | 1974-12-06 | 1975-06-07 | 1975-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-12-06 | 1979-06-07 | 1979-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-12-06 | 1983-06-07 | 1983-12-07 | $7700.00 | Window Closed / Lapsed |