Patent US2798283A successfully refreshed from Google Patents.
US2798283A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Condensation polymer filament
Assignee: EIDP Inc
•
Filing: 1953-12-09
•
Granted: 1957-07-09
•
Expires: 1973-12-09
Abstract
No abstract record available.
Inventors
- 👤 Magat Eugene Edward
- 👤 Strachan Donald Rittler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:51
CPC Classifications
D; D01; D01D; D01D5/00; D01D5/24; D01D5/06; D01D5/253; D01F; D01F6/00; D01F6/58; D01F6/60; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2922; Y10T428/2973; Y10T428/298
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
24 words
A CONDENSATION POLYMER FILAMENT HAVING THE STRUCTURE OF A COLLAPSED TUBE THE WALLS OF WHICH ARE LESS THAN TWENTY HUNDRED-THOUSANDTHS OF AN INCH THICK.
Claim 2
Dependent Claim
24 words
A CONDENSATION POLYMER FILAMENT HAVING THE STRUCTURE OF A COLLAPSED TUBE THE WALLS OF WHICH ARE LESS THAN TWENTY HUNDRED-THOUSANDTHS OF AN INCH THICK.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-08 | 1961-01-07 | 1961-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-08 | 1965-01-07 | 1965-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-08 | 1969-01-07 | 1969-07-09 | $7700.00 | Window Closed / Lapsed |