US3197309A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transformation of algae to a human nutrient
Assignee: Boeing Co
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Filing: 1962-01-23
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Granted: 1965-07-27
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Expires: 1982-01-23
Abstract
No abstract record available.
Inventors
- 👤 David D Chapman
- 👤 Gerald M Christensen
- 👤 Arthur J Pilgrim
- 👤 Joseph A Stern
- 👤 Zommers Irena
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 11:00
CPC Classifications
A; A23; A23J; A23J1/00; A23J1/009; A01; A01G; A01G33/00; A23J3/00; A23J3/20; A23L; A23L17/00; A23L17/60; Y; Y02; Y02A; Y02A40/00; Y02A40/80; Y02P; Y02P60/00; Y02P60/20; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/946
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
40 words
A PROCESS FOR MAKING ALGAE SUITABLE FOR HUMAN CONSUMPTION COMPRISING THE EXPOSURE OF CHLORELLA ALGAE SUSPENDED IN AN ALKALINE LIQUID MEDIUM IN THE ABSENCE OF CARBON DIOXIDE TO INTENSE WHITE LIGHT UNITL SUBSTANTIAL BLEACHING OF THE ALGAE HAS BEEN EFFECTED.
Claim 2
Dependent Claim
40 words
A PROCESS FOR MAKING ALGAE SUITABLE FOR HUMAN CONSUMPTION COMPRISING THE EXPOSURE OF CHLORELLA ALGAE SUSPENDED IN AN ALKALINE LIQUID MEDIUM IN THE ABSENCE OF CARBON DIOXIDE TO INTENSE WHITE LIGHT UNITL SUBSTANTIAL BLEACHING OF THE ALGAE HAS BEEN EFFECTED.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-26 | 1969-01-25 | 1969-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-26 | 1973-01-25 | 1973-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-26 | 1977-01-25 | 1977-07-27 | $7700.00 | Window Closed / Lapsed |