Patent US2240680A successfully refreshed from Google Patents.
Patent US3055080A successfully refreshed from Google Patents.
US3055080A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for fluid treatment of tow and yarn bundles
Assignee: EIDP Inc
•
Filing: 1960-07-19
•
Granted: 1962-09-25
•
Expires: 1980-07-19
Abstract
No abstract record available.
Inventors
- 👤 Ole H Claussen
- 👤 Hans H Meyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:10
CPC Classifications
D; D02; D02G; D02G1/00; D02G1/16; B; B65; B65D; B65D11/00; B65D11/02; B65D11/04; Y; Y10; Y10S; Y10S264/00; Y10S264/28; Y10S277/00; Y10S277/906
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2067251A
Cited
US2318243A
Cited
US2313630A
Cited
US2435891A
Cited
US2379824A
Cited
US2451915A
Cited
US2852906A
Cited
US2930535A
Cited
FR1225587A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-24 | 1966-03-26 | 1966-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-24 | 1970-03-26 | 1970-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-24 | 1974-03-26 | 1974-09-25 | $7700.00 | Window Closed / Lapsed |