Patent US3487032A successfully refreshed from Google Patents.
US3487032A
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Process comprising low amounts of electrolytes and surfactants for preparing a tetrapolymer latex
Assignee: Arco Polymers Inc
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Filing: 1967-06-19
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Granted: 1969-12-30
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Expires: 1987-06-19
Abstract
No abstract record available.
Inventors
- 👤 Leonard F Guziak
- 👤 Albert C Mengon
- 👤 Hubert G Guy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:04
CPC Classifications
C; C08; C08F; C08F236/00; C08F236/02; C08F236/04; C08F236/14; C08F236/10; D; D21; D21H; D21H19/00; D21H19/36; D21H19/44; D21H19/56; D21H19/58; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31855; Y10T428/3188; Y10T428/31895; Y10T428/31899; Y10T428/31931
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US3258453A
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FR1481042A
Cited
US3392048A
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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) | 1972-12-29 | 1973-06-30 | 1973-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-29 | 1977-06-30 | 1977-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-29 | 1981-06-30 | 1981-12-30 | $7700.00 | Window Closed / Lapsed |