US3015873A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Complex artificial filaments
Assignee: Schiesser AG Germany
•
Filing: 1956-03-08
•
Granted: 1962-01-09
•
Expires: 1976-03-08
Abstract
No abstract record available.
Inventors
- 👤 Dietzsch Hans-Joachim
- 👤 Dietzsch Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:23
CPC Classifications
D; D01; D01D; D01D5/00; D01D5/24; D01D5/247; D01D4/00; D01D4/02; D01D4/022; D01D5/28; D01D5/30; D01D5/34; Y; Y10; Y10S; Y10S264/00; Y10S264/26; Y10S425/00; Y10S425/049; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2929; Y10T428/2933; Y10T428/2935; Y10T428/2973; Y10T428/2975
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
FR776961A
Cited
US2222797A
Cited
GB514638A
Cited
US2428046A
Cited
US2476293A
Cited
US2492425A
Cited
US2571457A
Cited
US2612679A
Cited
US2862284A
Cited
GB749340A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-08 | 1965-07-10 | 1966-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-08 | 1969-07-10 | 1970-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-08 | 1973-07-10 | 1974-01-09 | $7700.00 | Window Closed / Lapsed |