US3050843A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of bonding metallic members
Assignee: AT&T Inc
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Filing: 1959-04-15
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Granted: 1962-08-28
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Expires: 1979-04-15
Abstract
No abstract record available.
Inventors
- 👤 David P Margolls
- 👤 Edward G Walsh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:45
CPC Classifications
H; H01; H01J; H01J5/00; H01J5/20; H01J5/22; H01J5/28; H01J2893/00; H01J2893/0033; H01J2893/0037; H01J2893/0044; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/934; Y10S428/94; Y10T; Y10T29/00; Y10T29/43; Y10T29/435; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12736; Y10T428/12764
Claims Analysis
Total Claims: 0
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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) | 1965-08-27 | 1966-02-26 | 1966-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-27 | 1970-02-26 | 1970-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-27 | 1974-02-26 | 1974-08-28 | $7700.00 | Window Closed / Lapsed |