US3266208A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Scaffolding
Assignee: Acrow Engineers Ltd
•
Filing: 1964-01-16
•
Granted: 1966-08-16
•
Expires: 1984-01-16
Abstract
No abstract record available.
Inventors
- 👤 Maggs William Farnham
- 👤 Mullett Frederick William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:54
CPC Classifications
E; E04; E04G; E04G7/00; E04G7/02; E04G1/00; E04G1/15; E04G1/152; E04G2001/155; Y; Y10; Y10T; Y10T403/00; Y10T403/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE265543C
Cited
BE516914A
Cited
DE498840C
Cited
US2294240A
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US2947555A
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US2833421A
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US3023833A
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US3179212A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-15 | 1970-02-14 | 1970-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-15 | 1974-02-14 | 1974-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-15 | 1978-02-14 | 1978-08-16 | $7700.00 | Window Closed / Lapsed |