US2722262A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for the continuous production of paper-encased gypsum plaster strip
Assignee: BPB Investments Ltd
•
Filing: 1954-06-07
•
Granted: 1955-11-01
•
Expires: 1974-06-07
Abstract
No abstract record available.
Inventors
- 👤 Eaton William Toulmin
- 👤 Strable Fredrick Ernest
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:58
CPC Classifications
B; B28; B28B; B28B19/00; B28B19/0092
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1029328A
Cited
US1348387A
Cited
US1383255A
Cited
US1418027A
Cited
US1718890A
Cited
US1507332A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-10-31 | 1959-05-02 | 1959-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-31 | 1963-05-02 | 1963-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-31 | 1967-05-02 | 1967-11-01 | $7700.00 | Window Closed / Lapsed |