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US2912002A
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Assignee: Ecolab Inc
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Filing: 1956-05-21
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Granted: 1959-11-10
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Expires: 1976-05-21
Abstract
No abstract record available.
Inventors
- 👤 Carl A Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:04
CPC Classifications
F; F16; F16K; F16K15/00; F16K15/02; F16K15/06; F16K15/063; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7904; Y10T137/7922; Y10T137/7929; Y10T137/7931
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US574992A
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US617272A
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US1313554A
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US1170412A
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US1781681A
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US2690895A
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US2764385A
Cited
US2855946A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-09 | 1963-05-11 | 1963-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-09 | 1967-05-11 | 1967-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-09 | 1971-05-11 | 1971-11-10 | $7700.00 | Window Closed / Lapsed |