US1068580A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of bleaching wood.
Assignee: Franck-Philipson & Co
•
Filing: 1913-02-17
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Granted: 1913-07-29
•
Expires: 1933-02-17
Abstract
No abstract record available.
Inventors
- 👤 Axel Franck-Philipson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 00:49
CPC Classifications
D; D06; D06L; D06L4/00; D06L4/10; D06L4/12; C; C11; C11D; C11D3/00; C11D3/39; C11D3/3945
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) | 1916-07-28 | 1917-01-27 | 1917-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1920-07-28 | 1921-01-27 | 1921-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1924-07-28 | 1925-01-27 | 1925-07-29 | $7700.00 | Window Closed / Lapsed |