US2973801A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for providing a separable protective edge for carpeting
Assignee: James Lees and Sons Co
•
Filing: 1958-06-13
•
Granted: 1961-03-07
•
Expires: 1978-06-13
Abstract
No abstract record available.
Inventors
- 👤 Hyde W Ballard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:12
CPC Classifications
A; A47; A47G; A47G27/00; A47G27/04; A47G27/0487; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1062; Y10T156/1067; Y10T156/1075; Y10T156/12; Y10T156/13
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1555950A
Cited
US2165280A
Cited
US2184971A
Cited
US2587685A
Cited
US2660218A
Cited
US2480004A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-03-06 | 1964-09-05 | 1965-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-06 | 1968-09-05 | 1969-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-06 | 1972-09-05 | 1973-03-07 | $7700.00 | Window Closed / Lapsed |