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US3372513A Expired / Lapsed US ⏱️ 0.0 years remaining

Process for controlling plant growth by the combination of direct sunlight and reflected colored light

Assignee: MARY KATHLEEN SHLESINGER
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Filing: 1966-04-20
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Granted: 1968-03-12
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Expires: 1986-04-20
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Abstract

No abstract record available.

Inventors

  • 👤 Jr Bernard Edward Shlesinger
  • 👤 Shlesinger Robert Edward
  • 👤 Shlesinger Mary Kathleen

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-09 10:12
CPC Classifications
A; A01; A01G; A01G7/00; A01G7/04; A01G7/045; A01G9/00; A01G9/24; A01G9/249; Y; Y02; Y02P; Y02P60/00; Y02P60/14

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US80012A Cited
US1882377A Cited
CH142074A Cited
US1930939A Cited
FR725516A Cited
FR1143946A Cited
US2940219A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1971-03-12 1971-09-11 1972-03-12 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1975-03-12 1975-09-11 1976-03-12 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1979-03-12 1979-09-11 1980-03-12 $7700.00 Window Closed / Lapsed

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