Patent US1782366A successfully refreshed from Google Patents.
US1782366A
Expired / Lapsed
US
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Method of and apparatus for producing fire-extinguishing foam
Assignee: AMDYCO Corp
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Filing: 1925-10-07
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Granted: 1930-11-18
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Expires: 1945-10-07
Abstract
No abstract record available.
Inventors
- 👤 Palmer Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 21:29
CPC Classifications
B; B01; B01F; B01F25/00; B01F25/30; B01F25/31; B01F25/311; B01F25/3111; B01F25/312; B01F25/3124; B01F25/31243; B01F25/40; B01F25/42; B01F25/43; B01F25/432; Y; Y10; Y10S; Y10S261/00; Y10S261/26
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) | 1933-11-17 | 1934-05-19 | 1934-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-11-17 | 1938-05-19 | 1938-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-11-17 | 1942-05-19 | 1942-11-18 | $7700.00 | Window Closed / Lapsed |