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US3371915A Expired / Lapsed US ⏱️ 0.0 years remaining

Treatment machine for heat treatment of sensitive material

Assignee: Fujifilm Holdings Corp
•
Filing: 1966-08-12
•
Granted: 1968-03-05
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Expires: 1986-08-12
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Abstract

No abstract record available.

Inventors

  • 👤 Kawamura Michio
  • 👤 Ueda Katsuhisa
  • 👤 Ikegami Yoshizo
  • 👤 Abe Kuniomi

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 14:49
CPC Classifications
G; G03; G03D; G03D13/00; G03D13/002; B; B29; B29D; B29D7/00; B29C; B29C71/00

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US739535A Cited
US1729462A Cited
US3143948A Cited
US3286615A Cited
US3311040A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1971-03-05 1971-09-04 1972-03-05 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1975-03-05 1975-09-04 1976-03-05 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1979-03-05 1979-09-04 1980-03-05 $7700.00 Window Closed / Lapsed

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