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US3513560A Expired / Lapsed US ⏱️ 0.0 years remaining

Method in drying of hydrous solid material and the subsequent heat treatment of the dried material

Assignee: Celleco AB
•
Filing: 1968-03-04
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Granted: 1970-05-26
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Expires: 1988-03-04
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Abstract

No abstract record available.

Inventors

  • 👤 Charles Louis Viel Lamare

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-03 20:15
CPC Classifications
B; B01; B01J; B01J8/00; B01J8/18; B01J8/24; C; C02; C02F; C02F11/00; C02F11/12; C02F11/13; F; F26; F26B; F26B3/00; F26B3/02; F26B3/06; F26B3/08; F26B3/088; F28; F28C; F28C3/00; F28C3/10; F28C3/12; F28C3/16

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2926428A Cited
US3360866A Cited
US3313035A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1973-05-25 1973-11-24 1974-05-26 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1977-05-25 1977-11-24 1978-05-26 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1981-05-25 1981-11-24 1982-05-26 $7700.00 Window Closed / Lapsed

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