US2603390A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Kaufman
Assignee: —
•
Filing: —
•
Granted: 1952-07-15
•
Expires: 1969-07-15
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:19
CPC Classifications
A; A41; A41D; A41D27/00; A41D27/26; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1084; Y10T156/12; Y10T156/1317; Y10T156/1322; Y10T156/1326; Y10T428/00; Y10T428/24; Y10T428/24777
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US359441A
Cited
US1056896A
Cited
US1595899A
Cited
US1788126A
Cited
US2172499A
Cited
US2170199A
Cited
US2187343A
Cited
US2424482A
Cited
US2425227A
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 |