US2444903A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of vulcanizing
Assignee: Goodrich Corp
•
Filing: 1945-03-22
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Granted: 1948-07-06
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Expires: 1965-03-22
Abstract
No abstract record available.
Inventors
- 👤 Walter H Van Buren
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:54
CPC Classifications
B; B29; B29D; B29D29/00; B29D29/10; B29C; B29C35/00; B29C35/02; B29C43/00; B29C43/02; B29C43/04; B29C43/06; B29C43/08; B29C43/32; B29C43/36; B29C43/3642; B29C61/00; B29C61/006; B29C2043/3657; B29C2043/3676; B29C2043/3678; B29C2043/3684; B29C33/00; B29C33/0022; B29C43/22; B29C43/222; B29C43/52; B29K; B29K2021/00; B29L; B29L2029/00; B29L2030/00; B29L2030/003; B29L2030/005; Y; Y10; Y10S; Y10S264/00; Y10S264/71
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-07-06 | 1952-01-05 | 1952-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-07-06 | 1956-01-05 | 1956-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-07-06 | 1960-01-05 | 1960-07-06 | $7700.00 | Window Closed / Lapsed |