US3574565A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite filament
Assignee: Materion Brush Inc
•
Filing: 1968-01-24
•
Granted: 1971-04-13
•
Expires: 1988-01-24
Abstract
Abstract A PROCESS FOR THE CONTINUOUS FORMATION OF COMPOSITE FILAMENTS UTILIZING A CONTINUOUS FILAMENT SUBSTRATE AND A METAL CAPABLE OF BEING DEPOSITED FROM THE VAPOR STATE, WHEREIN SAID FILAMENT IS PASSED THROUGH A CONFINED SOURCE OF METAL VAPOR, THE DEPOSIT BEING BUILT UP IN LAYERS THROUGH SUCCEEDING PASSES, WHEREBY COMPOSITE FILAMENTS ARE PRODUCED, THE PROCESS BEING CARRIED OUT UNDER VACUUM. D R A W I N G
Inventors
- 👤 Robert M Paine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:58
CPC Classifications
C; C23; C23C; C23C14/00; C23C14/06; C23C14/14; C23C14/16; Y; Y10; Y10S; Y10S264/00; Y10S264/19; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/938; Y10T; Y10T428/00; Y10T428/12; Y10T428/12431; Y10T428/12438; Y10T428/12493; Y10T428/12729; Y10T428/12771; Y10T428/12861; Y10T428/12944; Y10T428/12951; Y10T428/12972; Y10T428/12979
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-04-12 | 1974-10-12 | 1975-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-04-12 | 1978-10-12 | 1979-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-04-12 | 1982-10-12 | 1983-04-13 | $7700.00 | Window Closed / Lapsed |