US2802406A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic adjustable partition machine
Assignee: Individual
•
Filing: 1954-10-06
•
Granted: 1957-08-13
•
Expires: 1974-10-06
Abstract
No abstract record available.
Inventors
- 👤 Wallace R Lindsay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:08
CPC Classifications
B; B31; B31D; B31D5/00; B31D5/0004; B31D5/0013; B31B; B31B2105/00; B31B2120/00; B31B2120/20; B31B2120/25; B31B50/00; B31B50/74; B31B50/81
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US644762A
Cited
US1206496A
Cited
US1887976A
Cited
US1887977A
Cited
US1972699A
Cited
US2636423A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-12 | 1961-02-11 | 1961-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-12 | 1965-02-11 | 1965-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-12 | 1969-02-11 | 1969-08-13 | $7700.00 | Window Closed / Lapsed |