US3482302A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of manufacturing bellows type seals used in gas turbines
Assignee: Williams International Corp
•
Filing: 1966-12-21
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Granted: 1969-12-09
•
Expires: 1986-12-21
Abstract
No abstract record available.
Inventors
- 👤 Sam B Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:09
CPC Classifications
F; F28; F28D; F28D19/00; F28D19/04; F28D19/047; B; B23; B23K; B23K1/00; B23K1/0008; B23K1/0018; Y; Y10; Y10S; Y10S277/00; Y10S277/922; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49877
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1717196A
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US1940850A
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US2084496A
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US2534123A
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GB856681A
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US3119418A
Cited
US3100256A
Cited
GB995453A
Cited
US3277927A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-08 | 1973-06-09 | 1973-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-08 | 1977-06-09 | 1977-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-08 | 1981-06-09 | 1981-12-09 | $7700.00 | Window Closed / Lapsed |