Hope you have the copy of the forms submitted to the company and its proper acknowledgment e.g. POD.
The PF department issues receipt of all forms submitted to them.
Your company might have submitted the form/ along with other employees forms by hand thru their consultant/employee or by registered post. Even If it is submitted by registered post company shall have to supply you the details in writing.
It is believed your representations to the company and their responses are verbal.
-lodge a compliant with regional office of PF commissioner, where your account is maintained, in writing in person under acknowledgment, by post or online at www.epfindia.gov.in
You shall be issued a complaint number and time of one month to resolve. You may mention your date of submission of your forms to company, your PF number full address of the company's local and HO/regd. office and phone numbers etc. and that despite your reminders in person on dated...........and on phone on dated.......and in writing on dated......company has not supplied you the acknowledgment and that company has claimed that PF dept. issues receipt after 4-5months.
You may ask them if your forms are received at all or not and on which date and what is the status. If they do not respond you can escalate the complaint to PRO or you can raise RTI. The contact and details are available on website.
The company has to submit forms within 1 month. In case of delay and default company is penalized.
-You can submit a written complaint to your appointing authority, MD, Company secretary and narrate the incidents and mention that despite your representations the acknowledgment has not been supplied to you and ask their good office to intervene and supply the same say within 7-15 days.