Patent US5497072A successfully refreshed from Google Patents.
Patent US5734971A successfully refreshed from Google Patents.
Patent US3620546A successfully refreshed from Google Patents.
Patent US4570729A successfully refreshed from Google Patents.
Patent US3401516A successfully refreshed from Google Patents.
US3401516A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High bulk continuous filament low stretch yarn
Assignee: Monsanto Co
•
Filing: 1966-05-31
•
Granted: 1968-09-17
•
Expires: 1986-05-31
Abstract
No abstract record available.
Inventors
- 👤 Ronald W Chidgey
- 👤 William H Hills
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 02:58
CPC Classifications
D; D02; D02G; D02G1/00; D02G1/20; D02G1/02; D02G1/0206; D02G3/00; D02G3/22; D02G3/24
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
CA658105A
Cited
GB474413A
Cited
US2369395A
Cited
US3111805A
Cited
US3061998A
Cited
US3222859A
Cited
US3137991A
Cited
US3208125A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-17 | 1972-03-18 | 1972-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-17 | 1976-03-18 | 1976-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-17 | 1980-03-18 | 1980-09-17 | $7700.00 | Window Closed / Lapsed |