US2451865A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adhesive material
Assignee: SEAMIESS RUBBER Co
•
Filing: 1945-05-07
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Granted: 1948-10-19
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Expires: 1965-05-07
Abstract
No abstract record available.
Inventors
- 👤 William J O'brien
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:35
CPC Classifications
A; A61; A61L; A61L15/00; A61L15/07; A61F; A61F13/00; A61F13/04; A61L15/16; A61L15/42; A61L15/58; Y; Y10; Y10S; Y10S602/00; Y10S602/903
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2235536A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-10-19 | 1952-04-19 | 1952-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-10-19 | 1956-04-19 | 1956-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-10-19 | 1960-04-19 | 1960-10-19 | $7700.00 | Window Closed / Lapsed |