US2704501A
Expired / Lapsed
US
⏱️ 0.0 years remaining
rysdon
Assignee: —
•
Filing: —
•
Granted: 1955-03-22
•
Expires: 1972-03-22
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:32
CPC Classifications
B; B65; B65D; B65D88/00; B65D88/74; B65D88/742
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US209072A
Cited
US265370A
Cited
US1911602A
Cited
US785521A
Cited
US1388013A
Cited
US1369537A
Cited
US1542721A
Cited
US1763627A
Cited
US1781608A
Cited
US2301317A
Cited
GB586324A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-03-21 | 1958-09-20 | 1959-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-03-21 | 1962-09-20 | 1963-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-03-21 | 1966-09-20 | 1967-03-22 | $7700.00 | Window Closed / Lapsed |