Patent US1327354A successfully refreshed from Google Patents.
US1327354A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molded forms of bitumen
Assignee: Barrett Co Inc
•
Filing: 1916-04-14
•
Granted: 1920-01-06
•
Expires: 1936-04-14
Abstract
No abstract record available.
Inventors
- 👤 Perry Ray Potter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:21
CPC Classifications
C; C10; C10C; C10C3/00; C10C3/14
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) | 1923-01-05 | 1923-07-07 | 1924-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1927-01-05 | 1927-07-07 | 1928-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1931-01-05 | 1931-07-07 | 1932-01-06 | $7700.00 | Window Closed / Lapsed |