US3494306A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsible writing desk
Assignee: Individual
•
Filing: 1968-04-29
•
Granted: 1970-02-10
•
Expires: 1988-04-29
Abstract
No abstract record available.
Inventors
- 👤 Ralph Aguilar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:02
CPC Classifications
A; A47; A47B; A47B17/00; A47B17/02; A47B2200/00; A47B2200/0035; A47B2200/0036; A47B2200/004; A47B2200/0043
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US859907A
Cited
US1496556A
Cited
US1838856A
Cited
US1726786A
Cited
US2567593A
Cited
US2660498A
Cited
US2742336A
Cited
US2704235A
Cited
US2898702A
Cited
US3203373A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-09 | 1973-08-11 | 1974-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-09 | 1977-08-11 | 1978-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-09 | 1981-08-11 | 1982-02-10 | $7700.00 | Window Closed / Lapsed |