Patent DE737882C successfully refreshed from Google Patents.
Patent US1659185A successfully refreshed from Google Patents.
US1659185A
Expired / Lapsed
US
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Heating bag
Assignee: Individual
•
Filing: 1926-04-01
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Granted: 1928-02-14
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Expires: 1946-04-01
Abstract
No abstract record available.
Inventors
- 👤 Howard H Baker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:20
CPC Classifications
A; A61; A61F; A61F7/00; A61F7/02; A61F7/03; A61F7/032; A61F7/034
Claims Analysis
Total Claims: 0
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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) | 1931-02-13 | 1931-08-15 | 1932-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-02-13 | 1935-08-15 | 1936-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-02-13 | 1939-08-15 | 1940-02-14 | $7700.00 | Window Closed / Lapsed |