Patent US3371407A successfully refreshed from Google Patents.
US3371407A
Expired / Lapsed
US
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Method of producing a composite metallic material billet
Assignee: Power Jets Research and Development Ltd
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Filing: 1965-02-15
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Granted: 1968-03-05
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Expires: 1985-02-15
Abstract
No abstract record available.
Inventors
- 👤 Forsyth Peter Joseph Edward
- 👤 George Ronald Walter
- 👤 Ryder Dennis Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:51
CPC Classifications
C; C22; C22C; C22C47/00; C22C47/02; C22C47/06; C22C47/062; C22C47/064; B; B23; B23K; B23K31/00; B23K31/02; C22C47/20; B22; B22F; B22F2998/00; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/934; Y10T; Y10T29/00; Y10T29/49; Y10T29/49801; Y10T428/00; Y10T428/12; Y10T428/12229; Y10T428/12236; Y10T428/1225; Y10T428/12257; Y10T428/12333; Y10T428/12444
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US400931A
Cited
US1806738A
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US1125163A
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US2721952A
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US2977675A
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US3078563A
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US3208131A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-05 | 1971-09-04 | 1972-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-05 | 1975-09-04 | 1976-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-05 | 1979-09-04 | 1980-03-05 | $7700.00 | Window Closed / Lapsed |