US2882587A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brazing methods
Assignee: Raytheon Co
•
Filing: 1956-12-10
•
Granted: 1959-04-21
•
Expires: 1976-12-10
Abstract
No abstract record available.
Inventors
- 👤 Unger Robert Mccowan
- 👤 Harper Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:05
CPC Classifications
H; H01; H01J; H01J23/00; H01J23/16; H01J23/24; H01J23/28; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49016
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US385783A
Cited
US1840724A
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US2398449A
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US2473712A
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US2641731A
Cited
US2761197A
Cited
US2708249A
Cited
US2698913A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-20 | 1962-10-20 | 1963-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-20 | 1966-10-20 | 1967-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-20 | 1970-10-20 | 1971-04-21 | $7700.00 | Window Closed / Lapsed |