US3414430A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic signal storing elements comprising a vacuum-evaporated magnetizable coatingapplied to a non-magnetic supporting member provided with an elastomeric adhesive layer
Assignee: Gevaert Photo Producten NV
•
Filing: 1963-09-17
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Granted: 1968-12-03
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Expires: 1983-09-17
Abstract
No abstract record available.
Inventors
- 👤 Maho Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:58
CPC Classifications
H; H01; H01F; H01F10/00; H01F10/08; H01F10/10; H01F10/12; H01F10/14; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9265; Y10S428/928; Y10S428/9335; Y10S428/938; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12771; Y10T428/12861; Y10T428/12951; Y10T428/31504; Y10T428/31678; Y10T428/31692; Y10T428/31696; Y10T428/31786; Y10T428/31797
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-03 | 1972-06-03 | 1972-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-03 | 1976-06-03 | 1976-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-03 | 1980-06-03 | 1980-12-03 | $7700.00 | Window Closed / Lapsed |