US2732597A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Contratto
Assignee: —
•
Filing: —
•
Granted: 1956-01-31
•
Expires: 1973-01-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:15
CPC Classifications
B; B27; B27M; B27M3/00; B27M3/04; Y; Y10; Y10T; Y10T428/00; Y10T428/16; Y10T428/17; Y10T428/18; Y10T428/19; Y10T428/192; Y10T428/195
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US26898A
Cited
US436041A
Cited
US1702185A
Cited
US711541A
Cited
US1028703A
Cited
US1078776A
Cited
GB331189A
Cited
US1994204A
Cited
US1976969A
Cited
US2062590A
Cited
US2218288A
Cited
US2399124A
Cited
CH260924A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-30 | 1959-08-01 | 1960-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-30 | 1963-08-01 | 1964-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-30 | 1967-08-01 | 1968-01-31 | $7700.00 | Window Closed / Lapsed |