Patent US2883669A successfully refreshed from Google Patents.
US2883669A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cap
Assignee: Individual
•
Filing: 1954-07-30
•
Granted: 1959-04-28
•
Expires: 1974-07-30
Abstract
No abstract record available.
Inventors
- 👤 Rafowitz Samuel
- 👤 Bonk Chaim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 07:29
CPC Classifications
A; A42; A42B; A42B1/00; A42B1/018; A42B1/0186; A42B1/0188; A42B1/04; A42B1/06; A42B1/22
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1629188A
Cited
US705068A
Cited
FR375369A
Cited
US970544A
Cited
US1033066A
Cited
US1149271A
Cited
US1379142A
Cited
US1529300A
Cited
US2130552A
Cited
US2644949A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-27 | 1962-10-27 | 1963-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-27 | 1966-10-27 | 1967-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-27 | 1970-10-27 | 1971-04-28 | $7700.00 | Window Closed / Lapsed |