Patent US1815558A successfully refreshed from Google Patents.
US1815558A
Expired / Lapsed
US
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Floor covering or mat and method for making the same
Assignee: Individual
•
Filing: 1929-10-09
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Granted: 1931-07-21
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Expires: 1949-10-09
Abstract
No abstract record available.
Inventors
- 👤 John R Gammeter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:07
CPC Classifications
B; B29; B29D; B29D99/00; B29D99/0057; B29L; B29L2031/00; B29L2031/30; B29L2031/3005; B29L2031/3017; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1089; Y10T156/109; Y10T428/00; Y10T428/24; Y10T428/24058; Y10T428/24074; Y10T428/24116; Y10T428/24479; Y10T428/2457; Y10T428/24612; Y10T428/2462; Y10T428/249921; Y10T428/249924; Y10T428/249933; Y10T428/249934; Y10T428/29; Y10T428/31504; Y10T428/31826
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) | 1934-07-20 | 1935-01-19 | 1935-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-07-20 | 1939-01-19 | 1939-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-07-20 | 1943-01-19 | 1943-07-21 | $7700.00 | Window Closed / Lapsed |