US3456408A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealing assembly for panels
Assignee: Uniseal Inc
•
Filing: 1967-09-14
•
Granted: 1969-07-22
•
Expires: 1987-09-14
Abstract
No abstract record available.
Inventors
- 👤 Walter J Zahn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:53
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/54; E06B3/58; E06B3/62; E06B2003/6238; E06B2003/6244; E06B2003/627; E06B2003/6285; E06B2003/6291
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1975895A
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US1988029A
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US2025770A
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US2348297A
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US2817881A
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US3138834A
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US3030673A
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US3217454A
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US3167823A
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US3241277A
Cited
US3388517A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-21 | 1973-01-20 | 1973-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-21 | 1977-01-20 | 1977-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-21 | 1981-01-20 | 1981-07-22 | $7700.00 | Window Closed / Lapsed |