US2904842A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and means for vulcanizing tires
Assignee: Individual
•
Filing: 1957-03-14
•
Granted: 1959-09-22
•
Expires: 1977-03-14
Abstract
No abstract record available.
Inventors
- 👤 Alm Erhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:44
CPC Classifications
B; B29; B29D; B29D30/00; B29D30/06; B29D30/0601; B29C; B29C35/00; B29C35/02; B29C2035/0211
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1407718A
Cited
US1374570A
Cited
US1607356A
Cited
US1705083A
Cited
GB473634A
Cited
US2810931A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-09-21 | 1963-03-23 | 1963-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-09-21 | 1967-03-23 | 1967-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-09-21 | 1971-03-23 | 1971-09-22 | $7700.00 | Window Closed / Lapsed |