US2690591A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vulcanizing mold having interlocking segments
Assignee: Individual
•
Filing: 1950-09-08
•
Granted: 1954-10-05
•
Expires: 1970-09-08
Abstract
No abstract record available.
Inventors
- 👤 Archibald L Wallace
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:24
CPC Classifications
B; B29; B29C; B29C35/00; B29C35/02; B29C35/04; B29C35/06; B29C33/00; B29C33/20; B29C33/202; B29C33/34; B29C33/36; B29C35/045; B29K; B29K2021/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1049688A
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US1359919A
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US1576061A
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US1875816A
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US1905663A
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US1949226A
Cited
US2210000A
Cited
US2336578A
Cited
US2461600A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-10-04 | 1958-04-05 | 1958-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-04 | 1962-04-05 | 1962-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-04 | 1966-04-05 | 1966-10-05 | $7700.00 | Window Closed / Lapsed |