Patent US1637035A successfully refreshed from Google Patents.
US1637035A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for treating the hair and scalp
Assignee: Individual
•
Filing: 1927-03-12
•
Granted: 1927-07-26
•
Expires: 1947-03-12
Abstract
No abstract record available.
Inventors
- 👤 James C Casey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:27
CPC Classifications
A; A45; A45D; A45D20/00; A45D20/22; A45D20/24
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1930-07-25 | 1931-01-24 | 1931-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-07-25 | 1935-01-24 | 1935-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-07-25 | 1939-01-24 | 1939-07-26 | $7700.00 | Window Closed / Lapsed |