Patent US1877246A successfully refreshed from Google Patents.
Patent US2445209A successfully refreshed from Google Patents.
US2445209A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Absorptive headwear pad
Assignee: Individual
•
Filing: 1946-02-27
•
Granted: 1948-07-13
•
Expires: 1966-02-27
Abstract
No abstract record available.
Inventors
- 👤 Edward S Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:41
CPC Classifications
A; A42; A42C; A42C5/00; A42C5/04; A42C5/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US104861A
Cited
US585186A
Cited
US593077A
Cited
US696441A
Cited
US758806A
Cited
US1164541A
Cited
US1707140A
Cited
US1893745A
Cited
US2069092A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-07-13 | 1952-01-12 | 1952-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-07-13 | 1956-01-12 | 1956-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-07-13 | 1960-01-12 | 1960-07-13 | $7700.00 | Window Closed / Lapsed |