US3046026A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High pressure seal
Assignee: Manning Maxwell and Moore Inc
•
Filing: 1958-10-22
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Granted: 1962-07-24
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Expires: 1978-10-22
Abstract
No abstract record available.
Inventors
- 👤 Lewis M Burrows
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 01:41
CPC Classifications
F; F16; F16L; F16L21/00; F16L21/02; F16L21/022; F16J; F16J15/00; F16J15/02; F16J15/06; F16J15/08; F16J15/0887; F16J15/46; F16J15/48; F16K; F16K27/00; F16K27/08; Y; Y10; Y10S; Y10S285/00; Y10S285/917
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US631661A
Cited
US2036801A
Cited
US2321791A
Cited
US2360731A
Cited
US2587405A
Cited
US2748453A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-23 | 1966-01-22 | 1966-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-23 | 1970-01-22 | 1970-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-23 | 1974-01-22 | 1974-07-24 | $7700.00 | Window Closed / Lapsed |