US2297135A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treated textile material
Assignee: Akzo Nobel UK PLC
•
Filing: 1941-07-01
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Granted: 1942-09-29
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Expires: 1961-07-01
Abstract
No abstract record available.
Inventors
- 👤 Isaac P Davis
- 👤 Schlatter Carl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:55
CPC Classifications
D; D06; D06M; D06M13/00; D06M13/10; D06M13/224; D06M7/00; C; C10; C10M; C10M2207/00; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/286; C10M2207/287; C10M2207/289; C10M2290/00; C10M2290/10; C10N; C10N2040/00; C10N2040/46; D06M2200/00; D06M2200/40
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) | 1945-09-28 | 1946-03-30 | 1946-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-09-28 | 1950-03-30 | 1950-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-09-28 | 1954-03-30 | 1954-09-29 | $7700.00 | Window Closed / Lapsed |