US2834308A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fold guides
Assignee: Individual
•
Filing: 1956-07-31
•
Granted: 1958-05-13
•
Expires: 1976-07-31
Abstract
No abstract record available.
Inventors
- 👤 Blumenkrantz Max
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:51
CPC Classifications
D; D05; D05B; D05B35/00; D05B35/06; D05B35/062; D05B11/00; D05B11/005; D05D; D05D2303/00; D05D2303/08
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US192766A
Cited
US272847A
Cited
US320043A
Cited
US529415A
Cited
US790560A
Cited
US1123006A
Cited
US1435661A
Cited
US1508695A
Cited
US1764846A
Cited
US2096330A
Cited
US2149755A
Cited
US2676557A
Cited
US2659421A
Cited
US2711142A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-12 | 1961-11-11 | 1962-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-12 | 1965-11-11 | 1966-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-12 | 1969-11-11 | 1970-05-13 | $7700.00 | Window Closed / Lapsed |