US3495319A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steel-to-aluminum transition joint
Assignee: Kaiser Aluminum and Chemical Corp
•
Filing: 1966-10-25
•
Granted: 1970-02-17
•
Expires: 1986-10-25
Abstract
No abstract record available.
Inventors
- 👤 Walter D Finnegan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:56
CPC Classifications
B; B23; B23K; B23K9/00; B23K9/23; B23K9/232; B23K11/00; B23K11/16; B23K11/20; B23K20/00; B23K20/04; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/94; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12736; Y10T428/1275; Y10T428/12757
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1667787A
Cited
US1792377A
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US3173202A
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US3258839A
Cited
US3340597A
Cited
US3292256A
Cited
US3295197A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-16 | 1973-08-18 | 1974-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-16 | 1977-08-18 | 1978-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-16 | 1981-08-18 | 1982-02-17 | $7700.00 | Window Closed / Lapsed |