Patent US822511A successfully refreshed from Google Patents.
Patent US1625398A successfully refreshed from Google Patents.
US1625398A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for making hollow rubber articles
Assignee: PARAMOUNT RUBBER CONS Inc
•
Filing: 1923-04-16
•
Granted: 1927-04-19
•
Expires: 1943-04-16
Abstract
No abstract record available.
Inventors
- 👤 Schaefer James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:12
CPC Classifications
B; B29; B29C; B29C51/00; B29C51/26; B29C51/266; B29C51/267; B29C33/00; B29C33/005; B29C41/00; B29C41/34; B29C41/50; B29D; B29D22/00; B29C2791/00; B29C2791/004; B29C2791/006; B29K; B29K2021/00; B29L; B29L2022/00; B29L2031/00; B29L2031/52; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1054
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1930-04-18 | 1930-10-18 | 1931-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-04-18 | 1934-10-18 | 1935-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-04-18 | 1938-10-18 | 1939-04-19 | $7700.00 | Window Closed / Lapsed |