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Patent US3047165A successfully refreshed from Google Patents.
US3047165A
Expired / Lapsed
US
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Ceiling board jack
Assignee: Individual
•
Filing: 1961-05-29
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Granted: 1962-07-31
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Expires: 1981-05-29
Abstract
No abstract record available.
Inventors
- 👤 Jack B Hutchinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:47
CPC Classifications
E; E04; E04F; E04F21/00; E04F21/18; E04F21/1805; E04F21/1822; Y; Y10; Y10S; Y10S269/00; Y10S269/904
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US159813A
Cited
US2542394A
Cited
US2741514A
Cited
US2931551A
Cited
US2950552A
Cited
US2980419A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-30 | 1966-01-29 | 1966-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-30 | 1970-01-29 | 1970-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-30 | 1974-01-29 | 1974-07-31 | $7700.00 | Window Closed / Lapsed |