US3523357A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical contact material and method of making and utilizing the same
Assignee: GTE Sylvania Inc
•
Filing: 1967-12-14
•
Granted: 1970-08-11
•
Expires: 1987-12-14
Abstract
No abstract record available.
Inventors
- 👤 Edward Meyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:30
CPC Classifications
C; C03; C03C; C03C3/00; C03C3/04; C03C3/076; C03C3/089; C03C3/091; H; H01; H01B; H01B1/00; H01B1/14; H01B1/16; H01J; H01J29/00; H01J29/92; H01J29/925; Y; Y10; Y10S; Y10S228/00; Y10S228/903; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12535; Y10T428/12542; Y10T428/12549
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2192892A
Cited
US2221983A
Cited
US3047409A
Cited
US3295934A
Cited
US3173785A
Cited
US3365291A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-10 | 1974-02-09 | 1974-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-10 | 1978-02-09 | 1978-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-10 | 1982-02-09 | 1982-08-11 | $7700.00 | Window Closed / Lapsed |