US2562870A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fumigation process
Assignee: GAF Chemicals Corp
•
Filing: 1948-11-19
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Granted: 1951-07-31
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Expires: 1968-11-19
Abstract
No abstract record available.
Inventors
- 👤 Emily M Owen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:02
CPC Classifications
A; A01; A01N; A01N35/00; A01N35/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
29 words
A PROCESS FOR DESTROYLING PESTS COMPRISING EVAPORATING IN THE AIR SURROUNDING THE PESTS A COMPOUND SELECTED FROM THE GROUP CONSISTING OF FORMALDEHYDE BIS (2-CHLORO-ETHYL) ACETAL AND ACETALDEHYDE BIS(2-CHLORO-ETHYL) ACETAL.
Claim 2
Dependent Claim
29 words
A PROCESS FOR DESTROYLING PESTS COMPRISING EVAPORATING IN THE AIR SURROUNDING THE PESTS A COMPOUND SELECTED FROM THE GROUP CONSISTING OF FORMALDEHYDE BIS (2-CHLORO-ETHYL) ACETAL AND ACETALDEHYDE BIS(2-CHLORO-ETHYL) ACETAL.
References Cited (Backward Citations)
FR711290A
Cited
US2129025A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-07-30 | 1955-01-29 | 1955-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-30 | 1959-01-29 | 1959-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-30 | 1963-01-29 | 1963-07-31 | $7700.00 | Window Closed / Lapsed |