Patent US3350150A successfully refreshed from Google Patents.
US3350150A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Book holder
Assignee: Individual
•
Filing: 1965-08-16
•
Granted: 1967-10-31
•
Expires: 1985-08-16
Abstract
No abstract record available.
Inventors
- 👤 George R Schwarm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:52
CPC Classifications
A; A47; A47B; A47B23/00; A47B23/06; A47B19/00; A47B2220/00; A47B2220/0091; A47B2220/0094
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3127114A
Cited
US1419485A
Cited
US1692337A
Cited
US1753875A
Cited
US2792961A
Cited
US2896364A
Cited
US3069215A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-10-30 | 1971-05-01 | 1971-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-30 | 1975-05-01 | 1975-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-30 | 1979-05-01 | 1979-10-31 | $7700.00 | Window Closed / Lapsed |