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US3325870A Expired / Lapsed US ⏱️ 0.0 years remaining

Article handling and treating system for block making

Assignee: CONCRETE BUILDING UNITS CO Inc
•
Filing: 1965-03-15
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Granted: 1967-06-20
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Expires: 1985-03-15
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Abstract

No abstract record available.

Inventors

  • 👤 Johnson W Lacy
  • 👤 Jr Charles K Brown

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 10:16
CPC Classifications
B; B28; B28B; B28B15/00

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 146 words
IN AN ARTICLE HANDLING AND TREATING SYSTEM FOR USE WITH A SOURCE OF SUPPLY FOR THE ARTICLES BEING TREATED, AND COMPRISING AN ARTICLE TREATING CHAMBER, FIRST AND SECOND ELEVATED TRAMLINES DISPOSED IN ADJACENT, SIDE-BY-SIDE RELATION AND OF SUBSTANTIALLY THE SAME LENGTH, ONE END OF SAID FIRST TRAMLINE LYING ADJACENT SAID SORUCE OF SUPPLY, ARTICLE CARRYING RACKS CONSTRUCTED TO BE SUSPENDED FROM AND TRAVEL ALONG SAID TRAMLINES, A RACK LOADING STATION ASSOCIATED WITH SAID FIRST TRAMLINE, MEANS FOR CONVEYING THE FRESH ARTICLES FROM SAID SOURCE OF SUPPLY TO SAID RACK LOADING STATION, MEANS FOR TRANSFERRING LOADED RACKS FROM SAID LOADING STATION TO SAID SECOND TRAMLINE AT A POINT NEAR ONE END THEREOF, MEANS FOR PROPELLING SAID LOADED RACKS ALONG SAID SECOND TRAMLINE TO THE OTHER END THEREOF, AND MEANS FOR TRANSFERRING SAID LOADED RACKS FROM SAID OTHER END TO AND DELIVERING THEM INTO SAID ARTICLE TREATING CHAMBER.

References Cited (Backward Citations)

US664260A Cited
US1220797A Cited
US1599227A Cited
US1595004A Cited
US2605004A Cited
US2510573A Cited
US2641371A Cited
US2869739A Cited
US2823811A Cited
US2885055A Cited
US2990069A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-06-19 1970-12-19 1971-06-20 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-06-19 1974-12-19 1975-06-20 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-06-19 1978-12-19 1979-06-20 $7700.00 Window Closed / Lapsed

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