Patent US3495948A successfully refreshed from Google Patents.
US3495948A
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US
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Bypass chemical dissolver
Assignee: Olin Corp
•
Filing: 1967-12-12
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Granted: 1970-02-17
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Expires: 1987-12-12
Abstract
No abstract record available.
Inventors
- 👤 Alfred Long
- 👤 Noel N Coe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:25
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/68; C02F1/685; C02F1/688; B; B01; B01F; B01F21/00; B01F21/20; B01F21/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US278045A
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US322102A
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US1216051A
Cited
DE378501C
Cited
US1757140A
Cited
US2044821A
Cited
DE603664C
Cited
US2971825A
Cited
US3107156A
Cited
US3416897A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-16 | 1973-08-18 | 1974-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-16 | 1977-08-18 | 1978-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-16 | 1981-08-18 | 1982-02-17 | $7700.00 | Window Closed / Lapsed |