← Back to Patent Explorer
US1094543A Expired / Lapsed US ⏱️ 0.0 years remaining

Valve.

Assignee: Individual
•
Filing: 1909-04-16
•
Granted: 1914-04-28
•
Expires: 1929-04-16
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 James A Donnelly

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 23:47
CPC Classifications
F; F16; F16K; F16K27/00; F16K27/04; F16K27/044; F16K27/045; Y; Y10; Y10T; Y10T137/00; Y10T137/7504; Y10T137/7668; Y10T137/7722; Y10T137/7837; Y10T137/7898; Y10T137/7903

Claims Analysis

Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.

References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1917-04-27 1917-10-27 1918-04-28 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1921-04-27 1921-10-27 1922-04-28 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1925-04-27 1925-10-27 1926-04-28 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag