US3015504A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Temperature compensated seal
Assignee: RTX Corp
•
Filing: 1957-06-27
•
Granted: 1962-01-02
•
Expires: 1977-06-27
Abstract
No abstract record available.
Inventors
- 👤 George P Fulton
- 👤 Ralph S Lombard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:18
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/34; F16J15/3464; F16J15/3468
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1883509A
Cited
US858859A
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US1047988A
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GB161259A
Cited
US1393610A
Cited
US1523817A
Cited
DE484540C
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US2336323A
Cited
US2590761A
Cited
US2698195A
Cited
US2695184A
Cited
US2930409A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-01 | 1965-07-03 | 1966-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-01 | 1969-07-03 | 1970-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-01 | 1973-07-03 | 1974-01-02 | $7700.00 | Window Closed / Lapsed |