← Back to Patent Explorer
US3343695A Expired / Lapsed US ⏱️ 0.0 years remaining

Block loading and unloading apparatus

Assignee: Individual
•
Filing: 1965-04-12
•
Granted: 1967-09-26
•
Expires: 1985-04-12
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Charles W Howe

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-03 21:09
CPC Classifications
B; B65; B65G; B65G49/00; B65G49/05; B65G49/08; B65G49/085

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 110 words
IN A MACHINE FOR HANDLING CONCRETE BLOCKS, A CAGE MOUNTED FOR LIMITED HORIZONTAL MOVEMENT FROM A FIRST POSITION TO A SECOND POSITION, A PAIR OF VERTICALLY MOVABLE, POWERED, RACK SUPPORT MEANS CARRIED BY THE CAGE FOR INDEPENDENTLY SUPPORTING AND MOVING A PAIR OF RACKS WITHIN THE CAGE IN PARALLEL RELATION, AND A RACK TRANSFER MEANS EXTENDING TRANSVERSELY OF THE DIRECTION OF MOVEMENT OF THE CAGE FOR SUPPORTING AND MOVING A RACK DEPOSITED BY ONE OF SAID RACK SUPPORT MEANS IN ONE POSITION OF SAID CAGE TO A POSITION WHERE SAID RACK CAN BE PICKED UP BY THE OTHER OF SAID RACK SUPPORT MEANS IN THE SAME POSITION OF SAID CAGE.

References Cited (Backward Citations)

US2139182A Cited
US2605004A Cited
US2787386A Cited
US2911115A Cited
US3161309A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-09-25 1971-03-27 1971-09-26 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-09-25 1975-03-27 1975-09-26 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-09-25 1979-03-27 1979-09-26 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag