US1611001A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treatment of cellulose hydrate
Assignee: Individual
•
Filing: 1925-05-04
•
Granted: 1926-12-14
•
Expires: 1945-05-04
Abstract
No abstract record available.
Inventors
- 👤 Cross Charles Frederick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:16
CPC Classifications
B; B29; B29D; B29D99/00; B29D99/0096; D; D06; D06M; D06M13/00; D06M13/10; D06M13/144; D06M13/148; B29L; B29L2031/00; B29L2031/56; B29L2031/565
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) | 1929-12-13 | 1930-06-14 | 1930-12-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-12-13 | 1934-06-14 | 1934-12-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-12-13 | 1938-06-14 | 1938-12-14 | $7700.00 | Window Closed / Lapsed |