US2788320A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pesticidal coating compositions
Assignee: National Research Development Corp UK
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Filing: 1953-07-15
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Granted: 1957-04-09
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Expires: 1973-07-15
Abstract
No abstract record available.
Inventors
- 👤 Bracey Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:48
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
A METHOD OF CONTROLLING THE RATE OF RELEASE OF PESTCONTROLLING SUBSTANCE FROM A FILM PRODUCED FROM A COATING COMPOSITION COMPRISING A LACQUER SOLVENT AND AN ORGANIC SOLVENT-SOLUBLE AMIONPLASRIC RESIN AND PLASTICIZER THEREFOR, TOGETHER WITH AN ORGANIC SOLVENT-SOLUBLE PESTCONTROLLING SUBSTANCE IN A QUANTITY SUFFICIENT EXHIBIT ITS FUNCTION AT THE SURFACE OF THE FILM, WHICH COMPRISES SKIN HARDENING THE SURFACE OF THE FILM WITHOUT MATERIALLY AFFECTING THE INTERIOR THEREOF BY IRRADIATING SAID FILM WITH ULTRA-VIOLET RADIATION.
Claim 2
Independent Claim
74 words
A METHOD OF CONTROLLING THE RATE OF RELEASE OF PESTCONTROLLING SUBSTANCE FROM A FILM PRODUCED FROM A COATING COMPOSITION COMPRISING A LACQUER SOLVENT AND AN ORGANIC SOLVENT-SOLUBLE AMIONPLASRIC RESIN AND PLASTICIZER THEREFOR, TOGETHER WITH AN ORGANIC SOLVENT-SOLUBLE PESTCONTROLLING SUBSTANCE IN A QUANTITY SUFFICIENT EXHIBIT ITS FUNCTION AT THE SURFACE OF THE FILM, WHICH COMPRISES SKIN HARDENING THE SURFACE OF THE FILM WITHOUT MATERIALLY AFFECTING THE INTERIOR THEREOF BY IRRADIATING SAID FILM WITH ULTRA-VIOLET RADIATION.
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) | 1960-04-08 | 1960-10-08 | 1961-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-08 | 1964-10-08 | 1965-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-08 | 1968-10-08 | 1969-04-09 | $7700.00 | Window Closed / Lapsed |