← Back to Patent Explorer
US3109078A Expired / Lapsed US ⏱️ 0.0 years remaining

Combination motor start relay and overload protector

Assignee: Mechanical Products Inc
•
Filing: 1961-09-01
•
Granted: 1963-10-29
•
Expires: 1981-09-01
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Homer F Malone
  • 👤 Stewart W Drennan

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 17:05
CPC Classifications
H; H01; H01H; H01H73/00; H01H73/22; H01H73/30; H01H73/303; H01H51/00; H01H51/02; H01H51/04; H01H51/06; H01H61/00; H01H61/002

Claims Analysis

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

References Cited (Backward Citations)

US2318018A Cited
US2282249A Cited
US2623138A Cited
US2488818A Cited
US2487422A Cited
US2711503A Cited
US2731587A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-10-28 1967-04-29 1967-10-29 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-10-28 1971-04-29 1971-10-29 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-10-28 1975-04-29 1975-10-29 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag