Patent US2834064A successfully refreshed from Google Patents.
US2834064A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Panel
Assignee: Individual
•
Filing: 1953-03-13
•
Granted: 1958-05-13
•
Expires: 1973-03-13
Abstract
No abstract record available.
Inventors
- 👤 Clements Macmillan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:53
CPC Classifications
F; F25; F25D; F25D23/00; F25D23/06
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US512091A
Cited
US1075845A
Cited
US1740534A
Cited
US1753952A
Cited
US1869812A
Cited
US2031068A
Cited
US2172048A
Cited
US2212758A
Cited
US2226112A
Cited
US2331752A
Cited
US2485648A
Cited
US2542859A
Cited
US2566500A
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 |