Patent US2728083A successfully refreshed from Google Patents.
US2728083A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sweat bands
Assignee: Individual
•
Filing: 1952-09-22
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Granted: 1955-12-27
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Expires: 1972-09-22
Abstract
No abstract record available.
Inventors
- 👤 Herbert M Birch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 03:08
CPC Classifications
A; A42; A42C; A42C5/00; A42C5/02; A42B; A42B7/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1186316A
Cited
US1366890A
Cited
US1635456A
Cited
GB260533A
Cited
US2013088A
Cited
US2294654A
Cited
US2445209A
Cited
US2615452A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-26 | 1959-06-27 | 1959-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-26 | 1963-06-27 | 1963-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-26 | 1967-06-27 | 1967-12-27 | $7700.00 | Window Closed / Lapsed |