US3177883A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Unitary umbrella frames
Assignee: FINKEL UMBRELLA FRAME COMPANY Inc
•
Filing: 1962-01-08
•
Granted: 1965-04-13
•
Expires: 1982-01-08
Abstract
No abstract record available.
Inventors
- 👤 Militano Vincent
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 04:34
CPC Classifications
A; A45; A45B; A45B25/00; A45B25/02
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
103 words
A ONE-PIECE UNMBRELLA FRAME COMPRISING A RIGID NOTCH, A RIGID RUNNER, RIBS JOINED TO THE NOTCH AND RADIATING THEREFROM AND STRETCHERS JOINED TO THE RIBS AND TO SAID RUNNER THE NOTCH AND RUNNER EACH BEING MOLDED OF POLYPROPYLENE, EACH OF THE RIBS BEING OF POLYPROPYLENE AND BEING RELATIVELY RIGID EXCEPT FOR THE PORTION THEREOF WHERE THE RIB JOINS THE NOTCH, WHICH PORTION IS MARKEDLY THINNER THAN THE REMAINDER OF THE RIB AND CONSTITUTES A SELF-HINGE WHERE THE RIB JOINS THE NOTCH, EACH OF SAID STRETCHERS BEING OF POLYPROPYLENE AND BEING RELATIVELY RIGID EXCEPT FOR THE TERMINAL ENDS THEREOF WHICH ARE MARKEDLY THINNER THAN
References Cited (Backward Citations)
US1389728A
Cited
US1924426A
Cited
US2671458A
Cited
US2621669A
Cited
US2829081A
Cited
US3009169A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-12 | 1968-10-12 | 1969-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-12 | 1972-10-12 | 1973-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-12 | 1976-10-12 | 1977-04-13 | $7700.00 | Window Closed / Lapsed |