Patent US3064320A successfully refreshed from Google Patents.
US3064320A
Expired / Lapsed
US
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Joint and seal means
Assignee: Individual
•
Filing: 1959-06-29
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Granted: 1962-11-20
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Expires: 1979-06-29
Abstract
No abstract record available.
Inventors
- 👤 Blaszkowski Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:48
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/54; E06B3/58; E06B3/5871; E06B3/62; E06B2003/6217; E06B2003/6226; E06B2003/6238; E06B2003/6244; E06B2003/625; E06B2003/6264
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB388891A
Cited
US2356433A
Cited
US2369362A
Cited
US2607310A
Cited
US2700196A
Cited
US2848762A
Cited
US2825941A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-19 | 1966-05-21 | 1966-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-19 | 1970-05-21 | 1970-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-19 | 1974-05-21 | 1974-11-20 | $7700.00 | Window Closed / Lapsed |