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US2984078A Expired / Lapsed US ⏱️ 0.0 years remaining

Process for condensing chlorine gas

Assignee: Hoechst AG
•
Filing: 1958-09-12
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Granted: 1961-05-16
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Expires: 1978-09-12
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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 12:32
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

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