← Back to Patent Explorer
US780077A Expired / Lapsed US ⏱️ 0.0 years remaining

Medical vaporizer.

Assignee: SOPHIE W GAGE
•
Filing: 1903-09-09
•
Granted: 1905-01-17
•
Expires: 1923-09-09
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 James E Van Ness

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 09:22
CPC Classifications
A; A61; A61M; A61M16/00; A61M16/10; A61M16/14; A61M16/16

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) 1908-01-17 1908-07-18 1909-01-17 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1912-01-17 1912-07-18 1913-01-17 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1916-01-17 1916-07-18 1917-01-17 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag