Patent US3228830A successfully refreshed from Google Patents.
US3228830A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Biocidally-active phenoxarsine-containing polymeric materials
Assignee: Dow Chemical Co
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Filing: 1962-11-05
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Granted: 1966-01-11
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Expires: 1982-11-05
Abstract
No abstract record available.
Inventors
- 👤 Russell T Mcfadden
- 👤 Ralph R Langner
- 👤 Lisby L Wade
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:19
CPC Classifications
C; C08; C08F; C08F2/00; C08F2/44
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
AN AQUEOUS DISPERSION OF A LATEX OF A BIOCIDALLYACTIVE, WATER-INSOLUBLE, ORGANIC, POLYMERIC COMPOSITION COMPRISED OF FROM ABOUT 20 TO ABOUT 75 WEIGHT PERCENT OF NON-VOLATILE SOLIDS CONSISTING OF THEINDIVIDUAL PARTICLES OF SAID LATEX, SAID PARTICLES BEING COMPOSED ESSENTIALLY OF FROM ABOUT 0.0001 TO ABOUT 5.0 WEIGHT PERCENT OF (A) A BIOCIDALLY-ACTIVE, ORGANIC, ETHENOIL MONOMER-SOLUBLE PHENOXARSINE-CONTAINING COMPOUND SELECTED FROM THE GROUP CONSISTING OF
Claim 2
Dependent Claim
62 words
AN AQUEOUS DISPERSION OF A LATEX OF A BIOCIDALLYACTIVE, WATER-INSOLUBLE, ORGANIC, POLYMERIC COMPOSITION COMPRISED OF FROM ABOUT 20 TO ABOUT 75 WEIGHT PERCENT OF NON-VOLATILE SOLIDS CONSISTING OF THEINDIVIDUAL PARTICLES OF SAID LATEX, SAID PARTICLES BEING COMPOSED ESSENTIALLY OF FROM ABOUT 0.0001 TO ABOUT 5.0 WEIGHT PERCENT OF (A) A BIOCIDALLY-ACTIVE, ORGANIC, ETHENOIL MONOMER-SOLUBLE PHENOXARSINE-CONTAINING COMPOUND SELECTED FROM THE GROUP CONSISTING OF
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-10 | 1969-07-12 | 1970-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-10 | 1973-07-12 | 1974-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-10 | 1977-07-12 | 1978-01-11 | $7700.00 | Window Closed / Lapsed |