US1787048A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hypochlorite composition
Assignee: Mathieson Alkali Works Inc
•
Filing: 1928-08-16
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Granted: 1930-12-30
•
Expires: 1948-08-16
Abstract
No abstract record available.
Inventors
- 👤 Macmullin Robert Burns
- 👤 Maurice C Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:05
CPC Classifications
C; C01; C01B; C01B11/00; C01B11/04; C01B11/06
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) | 1933-12-29 | 1934-06-30 | 1934-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-12-29 | 1938-06-30 | 1938-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-12-29 | 1942-06-30 | 1942-12-30 | $7700.00 | Window Closed / Lapsed |