US2573953A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pest control using a sulfurized halogenated petroleum distillate
Assignee: Union Oil Company of California
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Filing: 1948-11-01
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Granted: 1951-11-06
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Expires: 1968-11-01
Abstract
No abstract record available.
Inventors
- 👤 John P Buckmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 00:40
CPC Classifications
C; C07; C07C; C07C391/00; C07C391/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
121 words
THE METHOD OF PROTECTING MATERIALS FROM ATTACK BY PEST ORGANISMS WHICH COMPRISES APPLYING TO THE SURFACE OF SAID MATERIAL A TOXIC AMOUNT OF A PEST CONTROL COMPOSITION CONTAINING AS AN ESTENTIAL ACTIVE INGREDIENT A SULFURIZED HALOGENATED PETROLEUM DISTILLATE CONTAINING FROM ABOUT 0.5 TO ABOUT 15 PER CENT BY WEIGHT OF CHEMICALLY BOUND HALOGEN AND FROM ABOUT 5 TO ABOUT 30 PER CENT BY WEIGHT OF CHEMICALLY BOUND SULFUR, AND PREPARED BY REACTING A HALOGENATED PETROLEUM DISTILLATE CONTAINING FROM ABOUT 1 TO ABOUT 4 ATOMS OF HALOGEN PER AVERAGE PETROLEUM DISTILLATE MOLECULE WITH AN AGENT SELECTED FROM THE CLASS CONSISTING OF ALKALI-METAL POLYSULFIDES AND MIXTURES OF ALKALI-METAL SULFIDES WITH FREE SULFUR AT A TEMPERATURE BETWEEN ABOUT 50* C. AND ABOUT 200* C.
Claim 2
Independent Claim
121 words
THE METHOD OF PROTECTING MATERIALS FROM ATTACK BY PEST ORGANISMS WHICH COMPRISES APPLYING TO THE SURFACE OF SAID MATERIAL A TOXIC AMOUNT OF A PEST CONTROL COMPOSITION CONTAINING AS AN ESTENTIAL ACTIVE INGREDIENT A SULFURIZED HALOGENATED PETROLEUM DISTILLATE CONTAINING FROM ABOUT 0.5 TO ABOUT 15 PER CENT BY WEIGHT OF CHEMICALLY BOUND HALOGEN AND FROM ABOUT 5 TO ABOUT 30 PER CENT BY WEIGHT OF CHEMICALLY BOUND SULFUR, AND PREPARED BY REACTING A HALOGENATED PETROLEUM DISTILLATE CONTAINING FROM ABOUT 1 TO ABOUT 4 ATOMS OF HALOGEN PER AVERAGE PETROLEUM DISTILLATE MOLECULE WITH AN AGENT SELECTED FROM THE CLASS CONSISTING OF ALKALI-METAL POLYSULFIDES AND MIXTURES OF ALKALI-METAL SULFIDES WITH FREE SULFUR AT A TEMPERATURE BETWEEN ABOUT 50* C. AND ABOUT 200* C.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-11-05 | 1955-05-07 | 1955-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-11-05 | 1959-05-07 | 1959-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-11-05 | 1963-05-07 | 1963-11-06 | $7700.00 | Window Closed / Lapsed |