Patent US2535077A successfully refreshed from Google Patents.
US2535077A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Germicidal soaps containing halogenated dihydroxy diphenyl methanes
Assignee: Sindar Corp
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Filing: 1944-01-20
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Granted: 1950-12-26
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Expires: 1964-01-20
Abstract
No abstract record available.
Inventors
- 👤 Eric C Kunz
- 👤 William S Gump
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:24
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/48
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
15 words
A GERMICIDAL DETERGENT SOAP COMPRISING SOAP AND A MINOR PROPORTION OF 2,2''-DIHYDROXY HALOGENATED DIPHENYL METHANE.
Claim 2
Dependent Claim
15 words
A GERMICIDAL DETERGENT SOAP COMPRISING SOAP AND A MINOR PROPORTION OF 2,2''-DIHYDROXY HALOGENATED DIPHENYL METHANE.
References Cited (Backward Citations)
FR690820A
Cited
GB427324A
Cited
US1987228A
Cited
US2251935A
Cited
US2251934A
Cited
US2250480A
Cited
US2509195A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-25 | 1954-06-26 | 1954-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-25 | 1958-06-26 | 1958-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-25 | 1962-06-26 | 1962-12-26 | $7700.00 | Window Closed / Lapsed |