US2566092A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Processes for making paper having insecticidal properties and products resulting therefrom
Assignee: Hercules Powder Co
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Filing: 1946-12-07
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Granted: 1951-08-28
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Expires: 1966-12-07
Abstract
No abstract record available.
Inventors
- 👤 Mayfield Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:15
CPC Classifications
B; B65; B65D; B65D81/00; B65D81/24; B65D81/28
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
54 words
IN A PROCESS FOR THE MANUFACTURE OF PAPER HAVING INSECTICIDAL PROPERTIES, THE STEP COMPRISING THE INCORPORATION OF A CHLORINATED BICYCLI TERPENE CONTAINING FROM ABOUT 40% TO ABOUT 75% CHLORINE WITH THE FIBER, THE AMOUNT OF SAID TERPENE PRESENT BEING AT LEAST 1% BY WEIGHT OF THE PAPER, WHEREBY THE PAPER IS TOXIC TO INSECTS.
References Cited (Backward Citations)
US1366106A
Cited
US2030653A
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US2143043A
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US2071822A
Cited
US2185954A
Cited
GB624176A
Cited
US2488590A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-27 | 1955-02-26 | 1955-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-27 | 1959-02-26 | 1959-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-27 | 1963-02-26 | 1963-08-28 | $7700.00 | Window Closed / Lapsed |