Patent US1268987A successfully refreshed from Google Patents.
US1268987A
Expired / Lapsed
US
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Metal coating.
Assignee: Simmons USA Corp
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Filing: 1918-02-11
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Granted: 1918-06-11
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Expires: 1938-02-11
Abstract
No abstract record available.
Inventors
- 👤 Earle W Mcmullen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:25
CPC Classifications
C; C23; C23C; C23C28/00; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9265; Y10S428/927; Y10S428/933; Y10S428/9335; Y10S428/934; Y10S428/935; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12535; Y10T428/12556; Y10T428/12771; Y10T428/12785; Y10T428/12792; Y10T428/12799; Y10T428/31504; Y10T428/31678; Y10T428/31703
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) | 1921-06-10 | 1921-12-10 | 1922-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1925-06-10 | 1925-12-10 | 1926-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1929-06-10 | 1929-12-10 | 1930-06-11 | $7700.00 | Window Closed / Lapsed |