← Back to Patent Explorer
US3086922A Expired / Lapsed US ⏱️ 0.0 years remaining

Method for the production of microbial insecticides

Assignee: Nutrilite Products Inc
•
Filing: 1961-10-13
•
Granted: 1963-04-23
•
Expires: 1981-10-13
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Byron J Mechalas

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 15:56
CPC Classifications
C; C07; C07K; C07K14/00; C07K14/195; C07K14/32; C07K14/325; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/832

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 159 words
A PROCESS FOR PRODUCING A MICROBIAL INSECTICIDE WHICH COMPRISES ABSORBING ON A PARTICULATE CARRIER SUBSTRATE A NUTRIENT INOCULUM CONTAING BACILLUS THURINGIENSIS, THE MOISTURE CONTENT OF SAID SUBSTRATE BEING ABOUT 55-62% BY WEIGHT OF THE MIXTURE, PASSING FIRST STAGE AIR AT A PRESSURE NOT IN EXCESS OF ABOUT FIVE POUNDS PER SQUARE INCH THROUGH SUCH SUBSTRATE-INOCULATED PARTICLES AT A TEMPERATURE OF FROM ABOUT 25*C. TO ABOUT 35*C., SAID AIR HAVING A RELATIVE HUMIDITY OF AT LEAST ABOUT 70$ %, FOR A PERIOD OF TIME FROM ABOUT 25 HOURS TO ABOUT 48 HOURS UNTIL SUBSTANTIAL SPORULATION OCCURS, THEREAFTER PASSING SECOND STAGE AIR THROUGH THE MASS AT A TEMPERATURE SUBSTANTIALLY HIGHER THAN THAT OF SAID FIRST STAGE AIR BUT NOT EXCEEDING ABOUT 60*C. UNTIL THE MOISTURE CONTENT OF THE MASS IS REDUCED TO A POINT BELOW ABOUT 10% BY WEIGHT SAID SECOND STAGE AIR HABING A RELATIVE HUMIDITY SUBSTANTIALLY LOWER THAN THAT OF SAID FIRST STAGE AIR, AND RECOVERING THE DRIED INSECTICIDE.
Claim 2
Dependent Claim 159 words
A PROCESS FOR PRODUCING A MICROBIAL INSECTICIDE WHICH COMPRISES ABSORBING ON A PARTICULATE CARRIER SUBSTRATE A NUTRIENT INOCULUM CONTAING BACILLUS THURINGIENSIS, THE MOISTURE CONTENT OF SAID SUBSTRATE BEING ABOUT 55-62% BY WEIGHT OF THE MIXTURE, PASSING FIRST STAGE AIR AT A PRESSURE NOT IN EXCESS OF ABOUT FIVE POUNDS PER SQUARE INCH THROUGH SUCH SUBSTRATE-INOCULATED PARTICLES AT A TEMPERATURE OF FROM ABOUT 25*C. TO ABOUT 35*C., SAID AIR HAVING A RELATIVE HUMIDITY OF AT LEAST ABOUT 70$ %, FOR A PERIOD OF TIME FROM ABOUT 25 HOURS TO ABOUT 48 HOURS UNTIL SUBSTANTIAL SPORULATION OCCURS, THEREAFTER PASSING SECOND STAGE AIR THROUGH THE MASS AT A TEMPERATURE SUBSTANTIALLY HIGHER THAN THAT OF SAID FIRST STAGE AIR BUT NOT EXCEEDING ABOUT 60*C. UNTIL THE MOISTURE CONTENT OF THE MASS IS REDUCED TO A POINT BELOW ABOUT 10% BY WEIGHT SAID SECOND STAGE AIR HABING A RELATIVE HUMIDITY SUBSTANTIALLY LOWER THAN THAT OF SAID FIRST STAGE AIR, AND RECOVERING THE DRIED INSECTICIDE.

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) 1966-04-22 1966-10-22 1967-04-23 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-04-22 1970-10-22 1971-04-23 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-04-22 1974-10-22 1975-04-23 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag