Patent US1584129A successfully refreshed from Google Patents.
US1584129A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the manufacture of colloidal substances in the form of small balls or grains
Assignee: AG fur CHEMISCHE PRODUKTE VORMALS H SCHEIDE MANDEL
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Filing: 1925-01-07
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Granted: 1926-05-11
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Expires: 1945-01-07
Abstract
No abstract record available.
Inventors
- 👤 Obersohn Albert
- 👤 Wachtel Wilhelm
- 👤 Sakom Daniel
- 👤 Askenasy Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 04:40
CPC Classifications
B; B01; B01J; B01J2/00; B01J2/02; B01J2/06; B01J2/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1929-05-10 | 1929-11-09 | 1930-05-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-05-10 | 1933-11-09 | 1934-05-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-05-10 | 1937-11-09 | 1938-05-11 | $7700.00 | Window Closed / Lapsed |