US3510097A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal scaffold mountable on building wall
Assignee: WILLIAM O MCCALEB
•
Filing: 1968-12-03
•
Granted: 1970-05-05
•
Expires: 1988-12-03
Abstract
No abstract record available.
Inventors
- 👤 William O Mccaleb
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:21
CPC Classifications
E; E04; E04G; E04G3/00; E04G3/20; E04G5/00; E04G5/04; E04G5/046; E04G5/048
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR322857A
Cited
US1591648A
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US1558425A
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US2308142A
Cited
US2471459A
Cited
US2577979A
Cited
US2957670A
Cited
US3077645A
Cited
US3134567A
Cited
US3385400A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-04 | 1973-11-03 | 1974-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-04 | 1977-11-03 | 1978-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-04 | 1981-11-03 | 1982-05-05 | $7700.00 | Window Closed / Lapsed |