Patent US2864768A successfully refreshed from Google Patents.
US2864768A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Germicidally active soap containing reaction product of silver salt and ethyenethiourea
Assignee: Permachem Corp
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Filing: 1956-02-20
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Granted: 1958-12-16
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Expires: 1976-02-20
Abstract
No abstract record available.
Inventors
- 👤 Maynard M Baldwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:31
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/48
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
58 words
A GERMICIDALLY ACTIVE SOAP COMPOSITION COMPRISING A WATER-SOLUBLE, HIGHER FATTY ACID SOAP AND A GERMICIDAL AMOUNT OF A REACTION PRODUCT OF A SILVER HALIDE SELECTED FROM THE GROUP CONSISTING OF SILVER CHLORIDE, SILVER BROMIDE, AND SILVER IODIDE AND A HETEROCYCLIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF THE FIVE AND SIX MEMBER RING COMPOUNDS HAVING THE GENERAL FORMULA
References Cited (Backward Citations)
US2562488A
Cited
US2577700A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-15 | 1962-06-16 | 1962-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-15 | 1966-06-16 | 1966-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-15 | 1970-06-16 | 1970-12-16 | $7700.00 | Window Closed / Lapsed |