US3205634A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Post sleeve apparatus
Assignee: Individual
•
Filing: 1961-07-24
•
Granted: 1965-09-14
•
Expires: 1981-07-24
Abstract
No abstract record available.
Inventors
- 👤 Adolph A Wagner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:18
CPC Classifications
E; E04; E04F; E04F11/00; E04F11/18; E04F11/181; E04F11/1812; Y; Y10; Y10S; Y10S249/00; Y10S249/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US650446A
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US1302057A
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US1645903A
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US1991087A
Cited
US1965639A
Cited
US2053943A
Cited
US2229075A
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US2315516A
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US2624307A
Cited
US2767878A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-13 | 1969-03-15 | 1969-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-13 | 1973-03-15 | 1973-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-13 | 1977-03-15 | 1977-09-14 | $7700.00 | Window Closed / Lapsed |