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US3394846A Expired / Lapsed US ⏱️ 0.0 years remaining

Sensitivity disc dispenser

Assignee: BALTIMORE BIOLOG LAB Inc
•
Filing: 1967-02-16
•
Granted: 1968-07-30
•
Expires: 1987-02-16
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Abstract

No abstract record available.

Inventors

  • 👤 Theodore J Carski
  • 👤 Jr John Lester Hynes

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-01 22:49
CPC Classifications
C; C12; C12M; C12M99/00

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US879133A Cited
US1771218A Cited
US2865156A Cited
US2947444A Cited
US3300087A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1971-07-30 1972-01-29 1972-07-30 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1975-07-30 1976-01-29 1976-07-30 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1979-07-30 1980-01-29 1980-07-30 $7700.00 Window Closed / Lapsed

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