Patent US1842691A successfully refreshed from Google Patents.
Patent US2097095A successfully refreshed from Google Patents.
Patent US3740991A successfully refreshed from Google Patents.
Patent US3211771A successfully refreshed from Google Patents.
← Back to Patent Explorer
US3211771A Expired / Lapsed US ⏱️ 0.0 years remaining

Cyanovinyl dithiocarbamates

Assignee: Wyeth Holdings LLC
•
Filing: 1962-12-26
•
Granted: 1965-10-12
•
Expires: 1982-12-26
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Norbert M Bikales

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-06 15:35
CPC Classifications
B; B03; B03D; B03D1/00; B03D1/001; B03D1/004; B03D1/012; B03D2203/00; B03D2203/02

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 6 words
A COMPOUND OF THE FOLLOWING FORMULA:
Claim 2
Dependent Claim 6 words
A COMPOUND OF THE FOLLOWING FORMULA:

References Cited (Backward Citations)

US2231265A Cited
US2512669A Cited
US2854467A Cited
US2914547A Cited
US2901498A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-10-11 1969-04-12 1969-10-12 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-10-11 1973-04-12 1973-10-12 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-10-11 1977-04-12 1977-10-12 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag