US3351029A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Folding stage construction
Assignee: Sico Inc
•
Filing: 1965-11-22
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Granted: 1967-11-07
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Expires: 1985-11-22
Abstract
No abstract record available.
Inventors
- 👤 Richard C Bue
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 20:25
CPC Classifications
E; E04; E04H; E04H3/00; E04H3/10; E04H3/22; E04H3/24; E04H3/28; A; A47; A47B; A47B3/00; A47B3/08; A47B3/083; A47B3/087; A63; A63J; A63J1/00; E04B; E04B1/00; E04B1/343; E04B1/344; E04G; E04G1/00; E04G1/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-06 | 1971-05-08 | 1971-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-06 | 1975-05-08 | 1975-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-06 | 1979-05-08 | 1979-11-07 | $7700.00 | Window Closed / Lapsed |