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Patent US2166578A successfully refreshed from Google Patents.
US2166578A
Expired / Lapsed
US
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Concealed carpet tacking tape
Assignee: Individual
•
Filing: 1938-06-21
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Granted: 1939-07-18
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Expires: 1958-06-21
Abstract
No abstract record available.
Inventors
- 👤 Ted W Bernhardt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:14
CPC Classifications
A; A47; A47G; A47G27/00; A47G27/04; A47G27/0437; A47G27/045; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24033; Y10T428/2419; Y10T428/24215
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) | 1942-07-17 | 1943-01-16 | 1943-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-07-17 | 1947-01-16 | 1947-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-07-17 | 1951-01-16 | 1951-07-18 | $7700.00 | Window Closed / Lapsed |