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US3277143A Expired / Lapsed US ⏱️ 0.0 years remaining

Method for preparing chlorothiolformates

Assignee: Stauffer Chemical Co
•
Filing: 1965-06-10
•
Granted: 1966-10-04
•
Expires: 1985-06-10
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Abstract

No abstract record available.

Inventors

  • 👤 Tilles Harry

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 07:38
CPC Classifications
C; C07; C07C; C07C329/00

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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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) 1969-10-03 1970-04-04 1970-10-04 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-10-03 1974-04-04 1974-10-04 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-10-03 1978-04-04 1978-10-04 $7700.00 Window Closed / Lapsed

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