US3469952A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite metallic articles
Assignee: Reynolds Metals Co
•
Filing: 1967-03-14
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Granted: 1969-09-30
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Expires: 1987-03-14
Abstract
No abstract record available.
Inventors
- 👤 Colin Baker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:48
CPC Classifications
C; C22; C22C; C22C49/00; C22C49/02; C22C49/04; C22C49/06; B; B22; B22D; B22D19/00; B23; B23K; B23K20/00; B23K20/22; B23K20/233; B23K20/2333; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12486; Y10T428/12493; Y10T428/12736; Y10T428/12764
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1292659A
Cited
GB996387A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-29 | 1973-03-31 | 1973-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-29 | 1977-03-31 | 1977-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-29 | 1981-03-31 | 1981-09-30 | $7700.00 | Window Closed / Lapsed |