US3278067A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seal for confining fluid medium under pressure
Assignee: Specialties Development Corp
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Filing: 1964-05-05
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Granted: 1966-10-11
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Expires: 1984-05-05
Abstract
No abstract record available.
Inventors
- 👤 Alfred J Munn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:45
CPC Classifications
F; F16; F16J; F16J13/00; F16J13/02; F17; F17C; F17C13/00; F17C13/06; F17C2205/00; F17C2205/03; F17C2205/0302; F17C2205/0311; F17C2205/032; F17C2223/00; F17C2223/03; F17C2223/036
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-10 | 1970-04-11 | 1970-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-10 | 1974-04-11 | 1974-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-10 | 1978-04-11 | 1978-10-11 | $7700.00 | Window Closed / Lapsed |