US3195271A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for culturing and recovering algae and carageenin
Assignee: Individual
•
Filing: 1962-05-18
•
Granted: 1965-07-20
•
Expires: 1982-05-18
Abstract
No abstract record available.
Inventors
- 👤 Clarence G Golueke
- 👤 William J Oswald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:21
CPC Classifications
C; C02; C02F; C02F3/00; C02F3/32; A; A01; A01G; A01G33/00; Y; Y02; Y02A; Y02A40/00; Y02A40/80; Y02W; Y02W10/00; Y02W10/30; Y02W10/37
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
46 words
A PROCESS OF GROWING AND RECOVERING CARAGEENIN COMPRISING ESTABLISHING AN ARTIFICIAL MASS CULTURE INCLUDING A BODY CONTAINING SEA WATER, SEWAGE AND PORPHYDRIDIUM CRUENTUM, WITHDRAWING A PORTION OF SAID BODY FROM THE REMAINDER THEREOF AFTER A PREDETERMINED DETENTION PERIOD, ADDING ALCOHOL TO SAID PORTION TO PRODUCE A
Claim 2
Dependent Claim
46 words
A PROCESS OF GROWING AND RECOVERING CARAGEENIN COMPRISING ESTABLISHING AN ARTIFICIAL MASS CULTURE INCLUDING A BODY CONTAINING SEA WATER, SEWAGE AND PORPHYDRIDIUM CRUENTUM, WITHDRAWING A PORTION OF SAID BODY FROM THE REMAINDER THEREOF AFTER A PREDETERMINED DETENTION PERIOD, ADDING ALCOHOL TO SAID PORTION TO PRODUCE A
References Cited (Backward Citations)
US2620334A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-19 | 1969-01-18 | 1969-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-19 | 1973-01-18 | 1973-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-19 | 1977-01-18 | 1977-07-20 | $7700.00 | Window Closed / Lapsed |