US2602944A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shipping platform
Assignee: JACK C WEAVER
•
Filing: 1947-10-16
•
Granted: 1952-07-15
•
Expires: 1967-10-16
Abstract
No abstract record available.
Inventors
- 👤 Beverly E Richardson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:08
CPC Classifications
E; E04; E04H; E04H5/00; E04H5/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US820842A
Cited
US975543A
Cited
US963918A
Cited
US1034061A
Cited
FR459450A
Cited
US1131783A
Cited
US2117499A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-15 | 1956-01-14 | 1956-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-15 | 1960-01-14 | 1960-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-15 | 1964-01-14 | 1964-07-15 | $7700.00 | Window Closed / Lapsed |