Patent US2942622A successfully refreshed from Google Patents.
Patent US3587978A successfully refreshed from Google Patents.
US3587978A
Expired / Lapsed
US
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Space fumigation system
Assignee: Individual
•
Filing: 1968-12-18
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Granted: 1971-06-28
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Expires: 1988-12-18
Abstract
Abstract THE FUMIGATION OF ENCLOSED SPACES, AND PARTICULARLY TOBACCO WAREHOUSES, IS ACCOMPLISHED BY THE INJECTION AT PREDETERMINED INTERVALS OF A SOLUTION OF A DIALKYL HALOVINYL PHOSPHATE OF OF PYRETHRUM IN A TRICHLOROETHANE, UTILIZING AN AUTOMATIC DISPENSING SYSTEM INCLUDING MEANS FOR SUPPLYING INSECTICIDE SOLUTION, A SOURCE OF COMPRESSED AIR, AN INSECTICIDE DISTRIBUTION CONDUIT PROVIDED WITH A SERIES OF SIPHON MEMBERS EACH FITTED WITH A PNEUMATIC ATOMIZING SPRAY NOZZLE AND CONNECTED TO THE COMPRESSED AIR SUPPLY TO FORM A SIPHON SPRAY SYSTEM FOR DISTRIBUTION OF THE INSECTICIDAL LIQUID IN FINELY DISPERSED CONDITION.
Inventors
- 👤 Jesse Douglas Rollow Jr
- 👤 Constant Roosevelt Ray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:50
CPC Classifications
A; A01; A01M; A01M1/00; A01M1/24; A01M1/245; A01M2200/00; A01M2200/01; A01M2200/012
Claims Analysis
Total Claims: 0
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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) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |