US1779516A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Art of spray drying soap
Assignee: Arthur D Little Inc
•
Filing: 1928-08-28
•
Granted: 1930-10-28
•
Expires: 1948-08-28
Abstract
No abstract record available.
Inventors
- 👤 Earl P Stevenson
- 👤 Ben B Fogler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:03
CPC Classifications
C; C11; C11D; C11D13/00; C11D13/14; C11D13/20; Y; Y10; Y10S; Y10S159/00; Y10S159/14; Y10S159/23
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) | 1933-10-27 | 1934-04-28 | 1934-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-10-27 | 1938-04-28 | 1938-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-10-27 | 1942-04-28 | 1942-10-28 | $7700.00 | Window Closed / Lapsed |