Patent EP0191481A2 successfully refreshed from Google Patents.
US2984078A
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US
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Process for condensing chlorine gas
Assignee: Hoechst AG
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Filing: 1958-09-12
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Granted: 1961-05-16
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Expires: 1978-09-12
Abstract
No abstract record available.
Inventors
- 👤 Schmidt Heinz
- 👤 Reinshagen Paul
- 👤 Ziemer Waldemar
- 👤 Holzinger Franz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:37
CPC Classifications
C; C01; C01B; C01B7/00; C01B7/01; Y; Y10; Y10S; Y10S62/00; Y10S62/921
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2797555A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-15 | 1964-11-14 | 1965-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-15 | 1968-11-14 | 1969-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-15 | 1972-11-14 | 1973-05-16 | $7700.00 | Window Closed / Lapsed |