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US2993832A Expired / Lapsed US ⏱️ 0.0 years remaining

Poultry and egg fumigation process

Assignee: MEDATZ Inc
•
Filing: 1956-12-24
•
Granted: 1961-07-25
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Expires: 1976-12-24
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Abstract

No abstract record available.

Inventors

  • 👤 Kaitz Charles

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 02:35
CPC Classifications
A; A01; A01K; A01K41/00; A61; A61L; A61L2/00; A61L2/16; A61L2/20; A61L2/204

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 113 words
THE METHOD OF CONTROLLING POULTRY DISEASES BY FUMIGATING CHICKS IN A HATCHING CHAMBER HELD UNDER CONTROLLED CONDITIONS OF TEMPERATURE AND HUMIDITY WHICH COMPRISES THE STEPS OF INTRODUCING INTO THE CHAMBER A PREDETERMINED QUANTITY OF SOLID PARAFORMALDEHYDE, GENERATING DRY HEAT FREE OF VOLATILE CONTAMINANTS, APPLYING SUCH DRY HEAT TO THE PARAFORMALDEHYDE TO RAISE ITS TEMPERATURE AND CAUSE RAPID CONVERSION OF THE PARAFORMALDEHYDE INTO DRY FORMABLDEHYE GAS, CONTINUTING THE APPLICATION OF DRY HEAT TO THE PARAFORMALDEHYDE UNTIL ALL OF IT HAS BEEN CONVERTED TO THE GASEOUS STATE TO PROVIDE A DEFINITE PREDETERMINED QUANTITY OF GAS IN THE CHAMBER AND TO DISPERSE THE INITIALLY DRY FORMALDEHYDE GAS RAPIDLY THROUGHOUT SUCH CHAMBER FOR FUMIGATING THE CHICKS THEREIN
Claim 2
Independent Claim 131 words
THE METHOD OF TREATING EGGS AND CHICKS IN INCUBATOR AND HATCHER CHAMBERS WHICH COMPRISES THE STEPS OF INTRODUCING INTO THE CHAMBER A PREDETERMINED QUANTITY OF SOLID PARAFORMALDEHYDE, GENERATING DRY HEAT FREE OF VOLATILE CONTAMINANTS, APPLYING SUCH DRY HEAT TO THE PARAFORMALDEHYDE TO CONVERT THE SOLID INTO DRY FORMALDEHYDE GAS, CONTINUING THE APPLICATION OF DRY HEAT TO CAUSE DISPERSION OF THE FORMALDEHYDE GAS THROUGHOUT THE CHAMBER, APPLYING DRY HEAT AFTER A PREDETERMINED PERIOD OF TIME TO A PREDETERMINED QUANTITY OF A SOLID NEUTRALIZING AGENT WHICH WHEN HEATED GENERATES HOT AMMONIA GAS IN THE CHAMBER, AND CONTINUING THE APPLICATION OF DRY HEAT TO SUCH NEUTRALIZING AGENT UNTIL A SUFFICIENT QUANTITY OF HOT AMMONIA GAS HAS BEEN GENERATED AND DISPERSED THROUGHOUT THE CHAMBER TO REACT WITH THE FORMALDEHYDE GAS AND STOP THE FUMIGATION PROCESS.

References Cited (Backward Citations)

USRE22284E Cited
US630782A Cited
US790468A Cited
US1191647A Cited
US1837264A Cited
US2164316A Cited
US2147236A Cited
US2254276A Cited
GB737893A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1964-07-24 1965-01-23 1965-07-25 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1968-07-24 1969-01-23 1969-07-25 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1972-07-24 1973-01-23 1973-07-25 $7700.00 Window Closed / Lapsed

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