US2473530A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of making bar soap with ingrained emblem
Assignee: Procter and Gamble Co
•
Filing: 1945-06-23
•
Granted: 1949-06-21
•
Expires: 1965-06-23
Abstract
No abstract record available.
Inventors
- 👤 Alvin H Knoll
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 01:02
CPC Classifications
C; C11; C11D; C11D17/00; C11D17/04; C11D17/048
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US56068A
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US276326A
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US354186A
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US786125A
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US2013025A
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US2213772A
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US2310931A
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US2296842A
Cited
US2295594A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-06-20 | 1952-12-20 | 1953-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-06-20 | 1956-12-20 | 1957-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-06-20 | 1960-12-20 | 1961-06-21 | $7700.00 | Window Closed / Lapsed |