US2435600A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treatment of satin white
Assignee: Raffold Process Corp
•
Filing: 1944-03-23
•
Granted: 1948-02-10
•
Expires: 1964-03-23
Abstract
No abstract record available.
Inventors
- 👤 Harold R Rafton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:34
CPC Classifications
C; C09; C09C; C09C1/00; C09C1/40; C09C1/402; C01; C01P; C01P2006/00; C01P2006/19
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1470765A
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US1523632A
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US2148448A
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US2210835A
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US2345311A
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US2310693A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-02-09 | 1951-08-11 | 1952-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-02-09 | 1955-08-11 | 1956-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-02-09 | 1959-08-11 | 1960-02-10 | $7700.00 | Window Closed / Lapsed |