US2673546A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for treating impregnated yarn
Assignee: Dan River Mills Inc
•
Filing: 1949-01-29
•
Granted: 1954-03-30
•
Expires: 1969-01-29
Abstract
No abstract record available.
Inventors
- 👤 Russell B Newton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 22:22
CPC Classifications
D; D02; D02G; D02G3/00; D02G3/22; D02G3/40
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
CA30646A
Cited
US1729272A
Cited
US758520A
Cited
US1165819A
Cited
US1946313A
Cited
US1920111A
Cited
US2040105A
Cited
US2220958A
Cited
GB470331A
Cited
US2228710A
Cited
US2283014A
Cited
US2364467A
Cited
US2509741A
Cited
US2365069A
Cited
US2419922A
Cited
US2389878A
Cited
US2381398A
Cited
US2464536A
Cited
US2464502A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-29 | 1957-09-28 | 1958-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-29 | 1961-09-28 | 1962-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-29 | 1965-09-28 | 1966-03-30 | $7700.00 | Window Closed / Lapsed |