US2906242A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Copy holder
Assignee: Individual
•
Filing: 1954-08-09
•
Granted: 1959-09-29
•
Expires: 1974-08-09
Abstract
No abstract record available.
Inventors
- 👤 Greenberg Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:58
CPC Classifications
A; A47; A47B; A47B21/00; A47B21/04; A47B21/045
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US526990A
Cited
US1044574A
Cited
US1170941A
Cited
US1104100A
Cited
US1719422A
Cited
US1905834A
Cited
US2524457A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-28 | 1963-03-30 | 1963-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-28 | 1967-03-30 | 1967-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-28 | 1971-03-30 | 1971-09-29 | $7700.00 | Window Closed / Lapsed |