Patent US2523165A successfully refreshed from Google Patents.
US3452897A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Methods of sealing cylindrical thinwall ductile metal can bodies
Assignee: Individual
•
Filing: 1967-12-04
•
Granted: 1969-07-01
•
Expires: 1987-12-04
Abstract
No abstract record available.
Inventors
- 👤 Myron L Anthony
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:37
CPC Classifications
B; B21; B21D; B21D51/00; B21D51/16; B21D51/26; B21D51/2653; B21D51/2661; B21D51/30; B21D51/34; B65; B65D; B65D7/00; B65D7/12; B65D7/34; B65D7/38
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
CA523988A
Cited
CA658945A
Cited
GB140184A
Cited
US1695563A
Cited
US1667888A
Cited
GB220391A
Cited
US1556651A
Cited
US2327731A
Cited
US2388300A
Cited
US2608887A
Cited
FR60102E
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-30 | 1972-12-30 | 1973-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-30 | 1976-12-30 | 1977-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-30 | 1980-12-30 | 1981-07-01 | $7700.00 | Window Closed / Lapsed |