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Patent US3453335A successfully refreshed from Google Patents.
US3453335A
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Chlorination
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1965-11-12
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Granted: 1969-07-01
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Expires: 1985-11-12
Abstract
No abstract record available.
Inventors
- 👤 William H Starnes Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 04:45
CPC Classifications
C; C07; C07B; C07B39/00; C07C; C07C17/00; C07C17/093; C07C17/10; C07C17/12; C07C37/00; C07C37/62
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2440800A
Cited
US3270091A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-30 | 1972-12-30 | 1973-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-30 | 1976-12-30 | 1977-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-30 | 1980-12-30 | 1981-07-01 | $7700.00 | Window Closed / Lapsed |