Patent US582736A successfully refreshed from Google Patents.
Patent US3545774A successfully refreshed from Google Patents.
US3545774A
Expired / Lapsed
US
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Neck seal with external reinforcing band bonded in position
Assignee: Siemens Industry Inc
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Filing: 1968-04-01
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Granted: 1970-12-08
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Expires: 1988-04-01
Abstract
No abstract record available.
Inventors
- 👤 Samuel S Rickley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:51
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/32; F16J15/3204; F16J15/3232; F16J15/3236; B; B21; B21B; B21B31/00; B21B31/07; B21B31/078
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-07 | 1974-06-08 | 1974-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-07 | 1978-06-08 | 1978-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-07 | 1982-06-08 | 1982-12-08 | $7700.00 | Window Closed / Lapsed |