Patent US2205950A successfully refreshed from Google Patents.
US2205950A
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Emulsions, suspensions, and like dispersions
Assignee: National Aniline and Chemical Co Inc
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Filing: 1935-09-25
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Granted: 1940-06-25
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Expires: 1955-09-25
Abstract
No abstract record available.
Inventors
- 👤 Lawrence H Flett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:25
CPC Classifications
C; C09; C09K; C09K23/00; C09K23/12; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/03; Y10S71/00; Y10S71/903
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1943-06-25 | 1943-12-25 | 1944-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-06-25 | 1947-12-25 | 1948-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-06-25 | 1951-12-25 | 1952-06-25 | $7700.00 | Window Closed / Lapsed |