US3266870A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bypass chemical dissolver with slantedslot jet agitators
Assignee: Stiles-Kem Sales Corp
•
Filing: 1963-08-15
•
Granted: 1966-08-16
•
Expires: 1983-08-15
Abstract
No abstract record available.
Inventors
- 👤 Jr Frank A Cianflone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 04:14
CPC Classifications
B; B05; B05B; B05B7/00; B05B7/24; B05B7/26; B05B7/28; B01; B01F; B01F21/00; B01F21/20; B01F21/22; B01F25/00; B01F25/20; B01F25/30; B01F25/31; B01F25/316; C; C02; C02F; C02F1/00; C02F1/68; C02F1/685; C02F1/688
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US588418A
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GB189609085A
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US1640111A
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US2067328A
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US2375730A
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US2536361A
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US2611648A
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US2767846A
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US2737414A
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US3084712A
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US3164443A
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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) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |